Omega Speedmaster Moonwatch Co-Axial Chronograph White Side of the Moon Watch - 44.25 mm White Ceramic Case - Diamond-Set Ceramic Bezel - Mother-Of-Pearl Dial - White Leather Strap - 311.98.44.51.55.001

44.25 mm 18K white ceramic case, transparent back, diamond-set ceramic bezel, scratch-resistant sapphire crystal anti-reflective treatment on both sides, mother-of-pearl dial with applied mother-of-pearl subdials at 3 and 9 o'clock, Caliber Omega 9300 self winding movement with column wheel mechanism and co-axial escapement, chronograph, chronometer, date, approximately 60 hours of power reserve, white leather strap. Water resistant to 5 bar (50 metres / 167 feet).