Silver-tone platinum case with a black leather strap. Fixed tachymeter scale black platinum bezel. Black dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Hand wind movement. Scratch resistant sapphire crystal. Screw down crown. Transparent see through case back. Round case shape, case size: 42 mm. Buckle clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, hour, minute, second. Speedmaster Series. Luxury watch style. Watch label: Swiss Made. Pre-owned Omega Speedmaster Chronograph Black Dial Mens Watch 311.93.42.30.99.001.