Grand Seiko SBGP013

Exterior

Case Material : Stainless steel
Glass Material : Sapphire crystal
Glass Coating : Anti-reflective coating on inner surface
Case size : Diameter 40mm Lug-to-lug 47mm Thickness 10.6mm
Clasp type : Three-fold clasp with push button release

Movement

Calibre no. : 9F85 Instructions
Movement Type : Quartz
Accuracy : ±10 seconds per year

Functions

Water resistance : 10 bar
Magnetic resistance : 4,800 A/m
Weight : 148.0 g
Other details / Features :

・Calendar-linked time difference adjustment function
・Case back with lion emblem
・Date display
・Screw case back