Functions Hour and minute indicator Movement Electronic movement with quartz oscillator powered by a 1.5 V battery with an autonomy of three years Caliber: ETA E01.001 Swiss Made Dimensions: diameter 11 mm height 2.5 mm Quartz frequency: 32 768 Hz Number of jewels: 3 Case Material: 316L steel Dimensions: 24 x 24 mm Glass: sapphire with geometric facets Back closure: with four side screws and sealing gasket Crown: 316L steel with a black rose diamond set Water resistance: 3BAR/3ATM Gems: 57 colorless diamonds of approximately 0.38 ct quality range: color D-G clarity VS-SI Dial Mother of pearl without indexes with logo positioned at 6 o'clock Hands: sword-shaped rose gold plated Strap: 100% pure silk ivory satin Clasp: steel snap 316L Swiss Made