18kt white gold case with a black alligator band. Fixed tachymeter scale black 18kt white gold bezel. Silver-tone dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Omega Calibre 3861 hand wind movement. Scratch resistant sapphire crystal. Pull / Push crown. Transparent see through case back. Round case shape, case size: 42 mm. Water resistant at 50 meters / 165 feet. Functions: chronograph, hour, minute, second. Additional Info: original box, international warranty card, manual (complete accessories). Speedmaster Series. Luxury watch style. Watch label: Swiss Made. Omega Speedmaster Chronograph Hand Wind Silver Dial Men's Watch 310.63.42.50.02.001.