Bringing together sophisticated modern technology and stunning aesthetics, the Grand Seiko Elegance collection exudes an elegance that knows no boundaries. Exterior Case Material : Stainless steel Glass Material : Dual-curved sapphire crystal Glass Coating : Anti-reflective coating on inner surface Case size : Diameter 39mm × Thickness 11. 6mm Band Material : Crocodile leather Clasp type : Three-fold clasp with push button release Functions Water resistance : Splash Resistant Magnetic resistance : Equipped Weight : 70. 0 g Other details/Features: 33 jewels Case back with lion emblem Equipped with small seconds hand Power reserve display Screw case back See-through case back Stop seconds hand function Calibre 9S63: Calibre 9S63 offers a small seconds hand at the nine oclock position and a power reserve indicator at three oclock. Mechanical watches utilize an escapement, a self-contained device that draws its power from the motive force of a mainspring and uses the same power to regula