Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel And Yellow Gold Case - Unidirectional Bezel - Blue Ceramic Dial - Blue Rubber Strap - 210.22.42.20.03.001 31.6 and blue sapphire-crystal disks for

and blue sapphire-crystal disks for sky background and moon phases

calibre 558 T manual winding movement with small seconds on the tourbillon shaft

silvered dial with sunray effect

Caliber UN-178 Manual-winding movement with flying tourbillon

Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel And Yellow Gold Case - Unidirectional Bezel - Blue Ceramic Dial - Blue Rubber Strap - 210.22.42.20.03.001 31.6 and blue sapphire-crystal disks for42 mm stainless steel and 18K yellow gold case with helium escape valve, transparent back, unidirectional rotating bezel with a Ceragold diving scale, domed scratch resistant sapphire crystal anti reflective treatment on both sides, polished blue ceramic dial with laser engraved waves and a date window at 6 oclock, Caliber Omega 8800 self winding movement with co axial escapement, chronometer, date, approximately 55 hours of power reserve, blue rubber