Shape: Round Movement: Mechanical with automatic winding Power reserve: 38 hours Movement caliber height: 4.6 mm Case material: Stainless steel with black PVD hard coating and a black ceramic bezel Case size: 42.5 mm diameter Case thickness: 11.8 mm Case back: Screwed-down Water resistance: 300 m, 1000 ft, 30 atm Crystal: Sapphire with antiglare treatment on both sides Dial: Black, with indexes Date window: At 4 o'clock Crown: Screwed-down, with RW logo Bracelet / Strap: Genuine rubber Clasp: Stainless steel folding clasp with double push-security system