Chanel J12 Marine Black Ceramic Watch H2559. Black ceramic case with a black rubber strap. Unidirectional rotating stainless steel bezel with a blue ceramic inlay. Black dial with luminous blue hands and dot hour markers. An Arabic numeral marks the 12 o'clock position. Minute markers around the outer rim. Luminescent hands and markers. Date displays between the 4 and 5 o'clock positions. Automatic movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Steel crown with ceramic cabochon. Skeleton case back. Case diameter: 42 mm. Water resistant at 300 meters/ 660 feet. Functions: hours, minutes, 42 hour power reserve.