Omega Seamaster 300 Omega Master Co-Axial Watch - 41 mm Steel And Sedna Gold Case - Unidirectional Sedna Gold Bezel - Black Dial - 233.20.41.21.01.001 Silvery-Sun silver dial set with calendar

silver dial set with calendar aperture at 6 o'clock

6mm) 18K white gold case set with round cut diamonds

hobnail-patterned bezel

circular-grained external zone

29 mm 18K Sedna gold case

Omega Seamaster 300 Omega Master Co-Axial Watch - 41 mm Steel And Sedna Gold Case - Unidirectional Sedna Gold Bezel - Black Dial - 233.20.41.21.01.001 Silvery-Sun silver dial set with calendar41 mm stainless steel and 18K Sedna gold case, transparent back, screw in crown, unidirectional rotating 18K Sedna gold bezel black Ceragold ring and diving scale, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, sand blasted black dial with 18K Sedna gold hands coated with vintage Super LumiNova, self winding chronometer Omega 8400 movement with Co Axial Escapement, and resistance to magnetic fields greater than