Black ceramic case with a black fabric strap. Fixed black ceramic bezel showing tachymeter markings. Black dial with luminous silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 6 o'clock position. Two sub-dials displaying: 30 seconds and 12 hour. Omega calibre 9300 automatic movement with a 60-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Case size: 44.25 mm. Case thickness: 13.25 mm. Round case shape. Band width: 22.9 mm. Band length: 9 inches. Tang clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, date, hour, minute, second. Additional Info: case back engraved with "dark side of the moon - SI 14 - ZRO2". Casual watch style. Watch label: Swiss Made. Item Variations: 311 92 44 51 01 003, 311-92-44-51-01-003, 311/92/44/51/01/003, 31192445101003. Omega Speedmaster Co-Axial Chronograph Black Dial Black Fabric Mens Watch 31192445101003.