Omega Speedmaster Moonwatch Co-Axial Chronograph Watch - 44.25 mm Orange Gold Case - Tachymeter Bezel - Black Dial - Black Leather Strap - 311.63.44.51.01.001

44.25 mm 18K orange gold case, transparent back, tachymeter bezel, scratch-resistant sapphire crystal with anti-reflective treatment on both sides, black dial, self-winding chronometer Omega 9301 movement with Co-Axial Escapement, chronograph, date, and small seconds, approximately 60 hours of power reserve, black leather strap. Water resistant to 100 m.