Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Grey Side of the Moon Watch - 42.5 mm Grey Ceramic Case - Platinum Dial - Grey Leather Strap - 311.93.44.51.99.001 3235 fluted crown set with a

fluted crown set with a blue cabochon-shaped sapphire

quartz ETA

With 21 Jewels and an impressive 65 hours power reserve

fluted crown set with a synthetic spinel cabochon

Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Grey Side of the Moon Watch - 42.5 mm Grey Ceramic Case - Platinum Dial - Grey Leather Strap - 311.93.44.51.99.001 3235 fluted crown set with a42. 5 mm grey ceramic case, transparent back, ceramic bezel with tachymeter scale in white Super LumiNova, scratch resistant sapphire crystal with anti reflective treatment on both sides, sand blasted platinum 950 dial, self winding chronometer Omega 9300 movement with Co Axial Escapement, chronograph, date, and small seconds, approximately 60 hours of power reserve, grey leather strap. Water resistant to 50 m.