Omega Seamaster Railmaster Omega Co-Axial Master Chronometer Watch - 40 mm Steel Case - Vertically Brushed Grey Dial - 220.10.40.20.06.001 Chestnut 28mm stainless steel case

28mm stainless steel case

5 mm 18K Sedna gold case with helium escape valve

0 mm stainless steel and yellow gold case

37 mm stainless steel case set with 66 diamonds

Omega Seamaster Railmaster Omega Co-Axial Master Chronometer Watch - 40 mm Steel Case - Vertically Brushed Grey Dial - 220.10.40.20.06.001 Chestnut 28mm stainless steel case40 mm stainless steel case, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, vertically brushed grey dial with brushded stainless steel hands and recess hour markers filled with vintage color Super LumiNova, caliber 8806 self winding Co Axial master chronometer movement, approximately 55 hours of power reserve, stainless steel bracelet. Water resistant to 150 m (500 ft).