Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Dark Side of the Moon Watch - 44.25 mm Black Ceramic Case - Diamond Set Ceramic Bezel - Black Ceramic Diamond Dial - Black Leather Strap - 311.98.44.51.51.001 XVIII 25 mm stainless steel and

25 mm stainless steel and 18K Sedna gold case

4 mm thick

silver dial with 18K red gold-plated indexes and roman numerals at the 3-6-9 and 12 o'clock positions and date window at 3 o’clock

Caliber Omega 8900 self winding movement with co-axial escapement

A robust iteration of the TUDOR Pelagos

Omega Speedmaster Moonwatch Omega Co-Axial Chronograph Dark Side of the Moon Watch - 44.25 mm Black Ceramic Case - Diamond Set Ceramic Bezel - Black Ceramic Diamond Dial - Black Leather Strap - 311.98.44.51.51.001 XVIII 25 mm stainless steel and44. 25 mm black ceramic case, transparent back, diamond set ceramic bezel, scratch resistant sapphire crystal with anti reflective treatment on both sides, black ceramic dial with diamond set white gold indexes, caliber 9300 self winding movement with chronograph function, approximately 60 hours of power reserve, black leather strap. Water resistant to 50 m (167 ft).