Silver-tone stainless steel case and bracelet. Fixed black stainless steel 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. Pull / Push crown. Round case shape, case size: 39.7 mm. Functions: chronograph, hour, minute, second. Speedmaster Series. Dress watch style. Watch label: Swiss Made. Omega Speedmaster Chronograph Hand Wind Black Dial Unisex Watch 31130403001001.