18kt yellow gold case with a black leather strap. Fixed tachymeter scale 18kt yellow gold bezel with a black top ring. Silver dial with gold-tone hands and index hour markers. Tachymeter. Dial Type: Analog. Luminescent hands and markers. Date display at the 9 o'clock position. Three sub-dials displaying: date/60 second, moonphase and 12 hour/60 minute. Omega Calibre 9905 Automatic movement, based upon Omega 9300, containing 54 Jewels, bitting at 28800 vph, and has a power reserve of approximately 60 hours. Scratch resistant sapphire crystal. Round case shape, case size: 44.25 mm. Band width: 21 mm. Water resistant at 100 meters / 330 feet. Functions: moon phase, chronograph, column wheel, date, hour, minute, second, co-axial escapement, chronometer, shock resistant. Speedmaster Series. Luxury watch style. Watch label: Swiss Made. Omega Speedmaster 18kt Yellow Gold Moon Phase Chronograph Automatic Mens Watch 304.63.44.52.02.001.