Grand Seiko
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Products are brand new in box and original made in Japan with 5 years international warranty.
Made by hand for those who value perfection. Raises the pure essentials of watchmaking, elevated to the level of art.
Honoring our origins, embracing our future
It was the determination to excel that brought about the birth of Grand Seiko in 1960. During its development and ever since, the idea that drove the designers and engineers was that Grand Seiko should be the ‘ideal’ watch with standards of precision, durability and beauty that would lead the world.
As one of the very few fully integrated watch manufactures in the world, Grand Seiko possesses a mastery over the full breadth of the watchmaking process from the research and development of component materials to manufacture, assembly, adjustment, inspection and shipment.
Grand Seiko defines the essence of watchmaking in the elements of precision, beauty, legibility, durability and ease-of-use. As a world-leading watch manufacture, it embodies that very essence in the unrivaled quality in every watch presented to the world.
— The Shizuku-Ishi Watch Studio produces world-class mechanical watches with highly accurate movements and exquisite exterior design.
— The Shinshu Watch Studio drives innovative ideas and novel technologies behind the ultimate quartz watches and Seiko’s exclusive Spring Drive watches.
Each of these pre-eminent watch studios plays a pivotal role in combining the cutting-edge technology and masterful craftsmanship necessary to reach the pinnacle of quality.
GRAND SEIKO SBGH368
Grand Seiko SBGH368 Specifications
- Exterior
Case Material 18K rose gold Case Back See-through screw Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Brown crocodile leather Bezel Material Fixed 18k rose gold Dial Color Warm sakura-inspired pink textured represents a scene in which snow has covered the cherry blossoms known as sakura-kakushi with engraved rose gold tone Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered rose gold tone hour, minute, second hand with Zaratsu polished Dial Markers Rose gold tone batons indexes with Zaratsu polished Crown Rose gold tone screw down at 3 o'clock position Case size Diameter 38 mm × Thickness 12.9 mm Lug to lug 44.7 mm Band width 20 mm Clasp type Rose gold pin buckle - Movement
Caliber no 9S85 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Functions Hour, minute, second hand, date window at 3 o'clock Features - 37 jewels
- 18K rose gold clasp
- See-through screw case back
- Screw-down crown
- Sapphire crystal
- Date display
GRAND SEIKO STGK031
Grand Seiko STGK031 Specifications
- Exterior
Case Material Stainless steel Case Back See-through screw with Grand Seiko lion emblem Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Fixed polished stainless steel Dial Color Sakura-inspired pink textured Dial Hands Zaratsu polished stainless steel silver tone hour, minutes and second hand Dial Markers Indexes with Zaratsu polished silver tone stainless steel markers Crown Silver tone pull out at 3 o'clock position Case size Diameter 30 mm × Thickness 10.5 mm Lug to lug 36.2 mm Band width 15 mm The perimeter of Band 190 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S27 Instructions Movement type Automatic with manual winding capacity Power reserve Approximately 50 hours Accuracy +8 to -3 seconds per day
*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days.
Normal usage accuracy +10 to -5 seconds per day - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 75 g Features - 35 jewels
- Case back with lion emblem
- Date display
- Screw case back
- See-through case back
- Stop seconds hand function
GRAND SEIKO STGK033
Grand Seiko STGK033 Specifications
- Exterior
Case Material Stainless steel Case Back See-through screw with Grand Seiko lion emblem Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Fixed polished stainless steel Dial Color Sakura-inspired silvery textured Dial Hands Zaratsu polished stainless steel silver tone hour, minutes and second hand Dial Markers Indexes with Zaratsu polished silver tone stainless steel markers Crown Silver tone pull out at 3 o'clock position Case size Diameter 30 mm × Thickness 10.5 mm Lug to lug 36.2 mm Band width 15 mm The perimeter of Band 190 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S27 Instructions Movement type Automatic with manual winding capacity Power reserve Approximately 50 hours Accuracy +8 to -3 seconds per day
*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days.
Normal usage accuracy +10 to -5 seconds per day - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 75 g Features - 35 jewels
- Case back with lion emblem
- Date display
- Screw case back
- See-through case back
- Stop seconds hand function
Limited
GRAND SEIKO SLGH027
Grand Seiko SLGH027 Specifications
- Exterior
Case Material Ever brilliant steel Case Back Ever brilliant see-through screw and sapphire crystal Glass Material Box-shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Ever brilliant steel bracelet with clasp parts in rose gold and titanium Bezel Material Fixed polished ever brilliant steel Dial Color Ice light blue radial inspired by unprecedented Mount Iwate texture with engraved Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute and blue second hand with Zaratsu polished Dial Markers Silver tone batons and double batons at 12 o'clock with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 11.7 mm Lug to lug 47 mm Band width 22 mm The perimeter of Band 190 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9SA5 Instructions Movement Type Automatic with manual winding Power reserve Approximately 80 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 169 g Functions Hour, minute, second hand, date window at 3 o'clock Features - 47 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- Date display
- See-through case back
- Screw-down crown
GRAND SEIKO SBGH351
Grand Seiko SBGH351 Specifications
- Exterior
Case Material Ever brilliant steel Case Back See-through screw ever brilliant steel Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Ever brilliant steel bracelet Bezel Material Fixed polished ever brilliant steel Dial Color Textured vivid deep green that evokes the gentle breeze blowing through the lush grasslands with engraved gold tone Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute, gold tone second hand with Zaratsu polished Dial Markers Silver tone batons indexes with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 12.9 mm Lug to lug 47 mm Band width 21 mm The perimeter of Band 197 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S85 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 155 g Functions Hour, minute, second hand, date window at 3 o'clock Features - 37 jewels
- See-through screw case back
- Screw-down crown
- Sapphire crystal
- Date display
GRAND SEIKO SBGH353
Grand Seiko SBGH353 Specifications
- Exterior
Case Material Ever brilliant steel Case Back See-through screw ever brilliant steel Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Ever brilliant steel bracelet Bezel Material Fixed polished ever brilliant steel Dial Color Textured dark blue creating a beautiful moonlit night with a contrast between the night sky and the moon with engraved gold tone Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute, gold tone second hand with Zaratsu polished Dial Markers Silver tone batons indexes with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 12.9 mm Lug to lug 47 mm Band width 21 mm The perimeter of Band 197 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S85 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 155 g Functions Hour, minute, second hand, date window at 3 o'clock Features - 37 jewels
- See-through screw case back
- Screw-down crown
- Sapphire crystal
- Date display
Limited
GRAND SEIKO SBGA503
Grand Seiko SBGA503 Specifications
- Exterior
Case Material High-intensity titanium Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material High-intensity titanium bracelet Bezel Material Fixed polished high-intensity titanium Dial Color Light gold gradation delicate stamping pattern resembling falling snow in winter of Ginza with engraved Grand Seiko logo below the 12 o’clock position and Spring Drive logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute and second hand with Zaratsu polished Dial Markers Silver tone batons and double batons at 12 o'clock with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 41 mm × Thickness 12.5 mm Lug to lug 49 mm Band width 20 mm The perimeter of Band 197 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9R65 Instructions Movement Type Spring Drive Power reserve Approximately 72 hours (3 days) Accuracy ±15 seconds per month (±1 second per day) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 100 g Functions Hour, minute, second hand, power reserve indicator, date window at 3 o'clock Features - 30 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- See-through screw case back
- Screw-down crown
- Allergy-safe metal
- Power reserve indicator
- Sapphire crystal
- Date display
Limited
GRAND SEIKO SBGJ283
Grand Seiko SBGJ283 Specifications
- Exterior
Case Material Ever brilliant steel Case Back Ever brilliant steel Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Ever brilliant steel Bezel Material Ever brilliant steel Dial Color Off-white delicate pattern expressing the Washi texture with engraved Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute, second and red GMT hand with Zaratsu polished Dial Markers Silver tone batons indexes with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 14 mm Lug to lug 46.2 mm Band width 19 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S86 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Functions Hour, minute, second hand, GMT, date window at 3 o'clock Features - 37 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- 24-hour hand (dual time display function)
- Calendar-linked time difference adjustment function
- Date display
- Including complimentary brown crocodile leather strap
GRAND SEIKO SBGH349
Grand Seiko SBGH349 Specifications
- Exterior
Case Material High-intensity titanium Case Back See-through screw Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material High-intensity titanium bracelet Bezel Material Fixed polished ever high-intensity titanium Dial Color Ice-blue vertical brushed texture inspired by icefalls pattern next to Mt. Iwate with engraved Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute and second hand with Zaratsu polished Dial Markers Silver tone batons and double batons at 6, 9 and 12 o'clock with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 13 mm Lug to lug 46.6 mm Band width 20 mm The perimeter of Band 192 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S85 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 104 g Functions Hour, minute, second hand, date window at 3 o'clock Features - 37 jewels
- Date display
- See-through case back
- Screw-down crown
Limited
GRAND SEIKO SBGJ285
Grand Seiko SBGJ285 Specifications
- Exterior
Case Material Ever brilliant steel Case Back Ever brilliant steel Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Ever brilliant steel Bezel Material Ever brilliant steel Dial Color Purple known as Fuji-iro delicate pattern mimics the sight of wisteria blossoms swaying gracefully in the breeze, capturing the fleeting nature of time with engraved Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute, second and dark purple GMT hand with Zaratsu polished Dial Markers Silver tone batons indexes with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 14 mm Lug to lug 46.2 mm Band width 19 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S86 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Functions Hour, minute, second hand, GMT, date window at 3 o'clock Features - 37 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- 24-hour hand (dual time display function)
- Calendar-linked time difference adjustment function
- Date display
- Including complimentary purple calf leather buckle strap
Limited
GRAND SEIKO SLGW005
Grand Seiko SLGW005 Specifications
- Exterior
Case Material Stainless steel Case Back See-through screw Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Black crocodile leather Bezel Material Stainless steel Dial Color Creamy white with reimagine vintage character silver Seiko letter at 12 o’clock position and silver GS letter with Hi-Beat letter, the number 36000, which signifies the high frequency of the movement and the Daini Seikosha factory logo indicating the birthplace of the original 45GS at 6 o'clock position Dial Hands Tempered silver tone hour, minute and second hand with Zaratsu polished Dial Markers Silver tone batons and double batons at 12 o'clock with Zaratsu polished Crown Silver tone screw down at 3 o'clock position Case size Diameter 38.8 mm × Thickness 10.4 mm Lug to lug 43.7 mm Band width 19 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9SA4 Instructions Movement Type Manual winding Power reserve Approximately 80 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance Splash Resistant Magnetic resistance Equipped (4,800 A/m) Functions Hour, minute, second hand, power reserve indicator Features - 47 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- Power reserve indicator
- See-through case back
- Screw-down crown
Limited
GRAND SEIKO SLGW004
Grand Seiko SLGW004 Specifications
- Exterior
Case Material 18K yellow gold Case Back See-through screw Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Black crocodile leather Bezel Material 18K yellow gold Dial Color Silvery-white with reimagine vintage character gold Seiko letter at 12 o’clock position and gold GS letter with Hi-Beat letter, the number 36000, which signifies the high frequency of the movement and the Daini Seikosha factory logo indicating the birthplace of the original 45GS at 6 o'clock position Dial Hands Tempered gold tone hour, minute and second hand with Zaratsu polished Dial Markers Gold tone batons and double batons at 12 o'clock with Zaratsu polished Crown Gold tone screw down at 3 o'clock position Case size Diameter 38.8 mm × Thickness 10.4 mm Lug to lug 43.7 mm Band width 19 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9SA4 Instructions Movement Type Manual winding Power reserve Approximately 80 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance Splash Resistant Magnetic resistance Equipped (4,800 A/m) Functions Hour, minute, second hand, power reserve indicator Features - 18K yellow gold crown
- 47 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- Power reserve indicator
- See-through case back
- Screw-down crown
GRAND SEIKO SBGH347
Grand Seiko SBGH347 Specifications
- Exterior
Case Material Ever brilliant steel Case Back Ever brilliant see-through screw Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Ever brilliant steel bracelet Bezel Material Fixed polished ever brilliant steel Dial Color Ice-blue vertical brushed texture inspired by icefalls next to Mt. Iwate with engraved Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute and second hand with Zaratsu polished Dial Markers Silver tone batons and double batons at 6, 9 and 12 o'clock with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 37 mm × Thickness 13.3 mm Lug to lug 44.6 mm Band width 19 mm The perimeter of Band 192 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S85 Instructions Movement Type Automatic with manual winding Power reserve Approximately 55 hours Mean daily rate +5 to -3 seconds per day*Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days. Normal usage accuracy +8 to -1 seconds per day Vibrations 36,000 vibrations per hour (10 beats per second) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 142 g Functions Hour, minute, second hand, date window at 3 o'clock Features - 37 jewels
- Date display
- See-through case back
- Screw-down crown
GRAND SEIKO SLGA025
Grand Seiko SLGA025 Specifications
- Exterior
Case Material High intensity titanium Case Back See-through screw Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material High intensity titanium 3-link bracelet Bezel Material Fixed high intensity titanium Dial Color Dark green turquoise-blue with randomly scratch texture of emerald-green waters from the Atera River as a motif to conjure the image of a stream representing the flow of time through the valley Dial Hands Zaratsu polished stainless steel silver tone hour, minute, second hand Dial Markers Batons indexes with Zaratsu polished silver tone stainless steel markers Second markers Matte turquoise inner flange with minutes track markers around the outer rim Crown Silver tone screw down at 3 o'clock position Case size Diameter 40 mm × Thickness 11.8 mm Lug to lug 47.9 mm Band width 22 mm The perimeter of Band 195 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9RA2 Instructions Movement Type Spring Drive Power reserve Approximately 120 hours (5 days) Accuracy ±0.5 second per day (±10 seconds per month) - Functions / Specifications
Water resistance 10 bar / 100 m Magnetic resistance Equipped (4,800 A/m) Weight 112 g Functions Hour, minute, second hand, power reserve display, date window at 3 o'clock Features - 38 jewels
- Case back with lion emblem
- Date display
- Power reserve indicator
- Screw case back
- Screw-down crown
- See-through case back
- Allergy-safe metal
Limited
GRAND SEIKO SBGA499
Grand Seiko SBGA499 Specifications
- Exterior
Case Material Stainless steel Case Back See-through with 6 screws Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Stainless steel bracelet Bezel Material Fixed polished stainless steel Dial Color Glossy red dial with recessed gold colored embossed with engraved Grand Seiko logo below the 12 o’clock position and Spring Drive logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute, second hand with Zaratsu polished Dial Markers Silver tone batons indexes with Zaratsu polished Crown Screw down at 3 o'clock position Case size Diameter 40.2 mm × Thickness 12.8 mm Lug to lug 48.5 mm Band width 19 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9R65 Instructions Movement Type Spring Drive Power reserve Approximately 72 hours (3 days) Accuracy ±15 seconds per month (±1 second per day) - Functions / Specifications
Water resistance 10 bar Magnetic resistance Equipped (4,800 A/m) Weight 144 g Functions Hour, minute, second hand, power reserve indicator, date window at 3 o'clock Features - 30 jewels
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- See-through screw case back
- Screw-down crown
- Power reserve indicator
- Sapphire crystal
- Date display
GRAND SEIKO SBGE307
Grand Seiko SBGE307 Specifications
- Exterior
Case Material High-intensity titanium Case Back See-through screw Glass Material Dual-curved sapphire crystal Glass Coating Anti-reflective coating on inner surface LumiBrite Lumibrite on hands, indexes and bezel Band Material High-intensity titanium Bezel Material Fixed high-intensity titanium with 24-hour scale Dial Color Ivory pattern dial representing a lion's mane with engraved gold tone Grand Seiko logo below the 12 o’clock position and Spring Drive GMT logo at 6 o'clock position Dial Hands Tempered luminous tone hour, minute, second hand and red arrow-tipped GMT hand with Zaratsu polished Dial Markers Luminous batons indexes with Zaratsu polished Second Markers Ivory-colored sloping minutes markers around the outer rim with black markings Crown Screw down at 3 o'clock position Case size Diameter 44.5 mm × Thickness 14.9 mm Lug-to-lug 50 mm Band width 23 mm Clasp type Three-fold clasp with secure lock and push button release, solid and slide adjuster - Movement
Caliber no 9R66 Instructions Movement Type Spring Drive Power Reserve Approximately 72 hours (3 days) Accuracy ±15 seconds per month (±1 second per day) - Functions / Specifications
Water resistance 20 bar / 200 m Magnetic resistance Equipped (4,800 A/m) Functions Hour, minute, second hand, GMT hand, date window at 3 o'clock, power reserve display Features - 30 jewels
- Allergy-safe metal
- 24-hour hand (dual time display function)
- Calendar-linked time difference adjustment function
- Date display
- Power reserve indicator
- Fixed high-intensity titanium bezel with 24-hour display
- Screw case back
- Screw-down crown
- Three-fold clasp with secure lock