Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Watch - 44.25 mm Black Ceramic Case - Brushed Ceramic Bezel - Black Dial - Black Coated Nylon Fabric Strap - 311.92.44.51.01.007 6215 caliber 30-255 PS manually wound

caliber 30-255 PS manually wound movement with small seconds

satin-brushed silver dial with sunray effect

18-carat white gold lugs

polished blue ceramic bezel with tachymeter scale in Omega Ceragold

providing a clear view of the intricate dial and the precise movements within

Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Watch - 44.25 mm Black Ceramic Case - Brushed Ceramic Bezel - Black Dial - Black Coated Nylon Fabric Strap - 311.92.44.51.01.007 6215 caliber 30-255 PS manually wound44. 25 mm black ceramic case, transparent back, brushed ceramic bezel with matt chromium nitride tachymeter scale, scratch resistant sapphire crystal with anti reflective treatment on both sides, black dial, calibre 9300 self winding chronograph movement with column wheel mechanism and co axial escapement for greater precision stability and durability, approximately 60 hours of power reserve, black coated nylon fabric strap, foldover buckle. Water