Grand Seiko SBGK009
CASE FUNCTIONS MOVEMENT Case & Glass Material. Stainless steel / Dual-curved sapphire crystal Water resistance Splash Resistant Caliber no 9S63 Glass Coating Anti-reflective coating on inner surface Magnetic resistance equipped Movement Type Manual winding Case size Diameter 39mm Thickness 11.6mm Weight 124.0 g Accuracy +5 to -3 seconds per day (when static) Clasp...