Omega Seamaster Railmaster Omega Co-Axial Master Chronometer Watch - 40 mm Steel Case - Vertically Brushed Black Dial - Two-Tone Grey Coated Nylon Fabric Strap - 220.12.40.20.01.001 Ivory-Beige sand-blasted blue dial with 18K

sand-blasted blue dial with 18K Sedna gold hands coated with vintage Super-LumiNova

39 mm 18K yellow gold case

calibre 9300 self-winding chronograph movement with column wheel mechanism and co-axial escapement for greater precision stability and durability

white mother-of-pearl dial with diamond hour markers and scratch-resistant saphire crystal

green 24 hour second time zone hand

Omega Seamaster Railmaster Omega Co-Axial Master Chronometer Watch - 40 mm Steel Case - Vertically Brushed Black Dial - Two-Tone Grey Coated Nylon Fabric Strap - 220.12.40.20.01.001 Ivory-Beige sand-blasted blue dial with 18K40 mm stainless steel case, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, vertically brushed black 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, two tone grey coated nylon fabric strap. Water resistant to 150 m (500 ft).