Silver-tone stainless steel case with a black leather strap. Fixed silver-tone stainless steel bezel. Silver dial with black hands and index hour markers. Minute scale around the inner rim. Dial Type: Analog. Luminescent hands and markers. Tudor Calibre T600 Automatic movement, containing 25 Jewels, bitting at 28800 vph, and has a power reserve of approximately 38 hours. Scratch resistant sapphire crystal. Solid case back. Round case shape, case size: 41 mm. Band width: 21 mm. Water resistant at 150 meters / 500 feet. Functions: hour, minute, second. Black Bay Series. Sport watch style. Watch label: Swiss Made. Tudor Black Bay Automatic Silver Dial Mens Watch 79540-0012.