25th anniversary
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![Grand Seiko SBGM253](https://www.swingwatch.co.id/wp-content/uploads/2023/09/GRANDSEIKO-SBGM253-268x268.jpg)
Limited
GRAND SEIKO SBGM253
Grand Seiko SBGM253 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 Silver stainless steel bracelet Bezel Material Fixed polished stainless steel Dial Color Light blue dial sunburst texture with engraved gold tone Grand Seiko logo below the 12 o’clock position and Automatic GMT logo at 6 o'clock position Dial Hands Tempered silver tone hour, minute, second hand and blue colored 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 39.5 mm × Thickness 13.7 mm Lug to lug 46.9 mm Band width 19 mm The perimeter of Band 192 mm Clasp type Three-fold clasp with push button release - Movement
Caliber no 9S66 Instructions Movement Type Automatic with manual winding Power reserve Approximately 72 hours (3 days) 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. Vibrations 28,800 vibrations per hour (8 beats per second) - 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 - 35 jewels
- 24-hour hand (dual time display function)
- Calendar-linked time difference adjustment function
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- Case back with lion emblem
- Date display
- See-through case back