shunbun spring
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Best Seller
GRAND SEIKO SBGA413
Grand Seiko SBGA413 Specifications
- Exterior
Case Material High-intensity titanium Case Back See-through screw Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material High-intensity titanium Bezel Material Fixed polished titanium Dial Color Soft pink textured with engraved Grand Seiko logo below the 12 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 40 mm × Thickness 12.8 mm Lug to lug 47 mm The perimeter of Band 202 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 / 100 m Magnetic resistance Equipped (4,800 A/m) Weight 102 g Functions Hour, minute, second hand, date window at 3 o'clock, power reserve Features - 30 jewels
- Against an allergic reaction to metal
- Case back with lion emblem
- Date display
- Power reserve display
- Screw case back
- Screw-down crown
- See-through case back
- Stop seconds hand function
Best Seller
GRAND SEIKO SBGJ251
Grand Seiko SBGJ251 Specifications
- Exterior
Case Material Stainless steel Glass Material Box shaped sapphire crystal Glass Coating Anti-reflective coating on inner surface Band Material Silver stainless steel bracelet Bezel Material Fixed polished stainless steel Dial Color Green color of wild cherry trees pattern of the spring equinox with engraved Grand Seiko logo below the 12 o’clock position, minute markers and Automatic Hi-Beat 36000 GMT logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute second hand and rose gold tone colored GMT 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 39.5 mm × Thickness 14.1 mm Lug to lug 46.9 mm The perimeter of Band 185 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 Accuracy +5 to -3 seconds per day (when static) / +8 to -1 seconds per day (normal usage accuracy) - Functions / Specifications
Water resistance Splash Resistant Magnetic resistance Equipped (4,800 A/m) Weight 150 g Functions Hour, minute, second hand, GMT hand, date window at 3 o'clock Features - 24-hour hand (dual time display function)
- 37 jewels
- Calendar-linked time difference adjustment function
- Case back with 6 screws
- Case back with lion emblem
- Date display
- See-through case back
- Stop second hand function