100th anniversary
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GRAND SEIKO SBGW047
Grand Seiko SBGW047 Specifications
- Exterior
Case Material Stainless steel Glass Material Box shaped sapphire crystal *Mean daily rate: a mean value of daily rates in a condition where the movement before assembly in a case are measured in 6 positions in a fixed manner under artificially controlled environment for 17 days. Glass Coating Anti-reflective coating on inner surface Band Material Black crocodile leather strap Bezel Material Fixed stainless steel Dial Color Silver Case size Diameter 37.9 mm × Thickness 11.5 mm Lug width 18 mm Clasp type Stainless pin buckle - Movement
Caliber no 9S64 Instruction Movement Type Mechanical manual winding Accuracy +5 to -3 seconds per day (under a static use) ; This accuracy is the result of measuring the loss/gain of the time for seventeen days before the inside movements of the watch are put in the case. The measurement has been done in the factory where temperatures or position of the movements are controlled. When the watch is actually worn, the accuracy should be from -1 second/day to +10 seconds/day (-1 second/day to +8 seconds/day for Cal.9S85, 9S86). - Functions / Specifications
Water resistance 3 bar / 30 m Magnetic resistance Equipped (4,800 A/m) Vibrations 28,800/hour (8/second) Functions Hour, minute, second Features - Solid case back
- Screw case back
- 24 jewels
- Stop second hand function
- Power reserve 72 hours
- LIMITED EDITION number on the case back
