Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Dial - Brown Leather Strap - 131.23.39.20.02.001 Opaline Roman numerals with diamond set

Roman numerals with diamond set 6 and 9

26mm 18K yellow gold case

screw-down white gold back

18K white gold bezel set with 23 diamonds

18K Everose gold bidirectional rotatable bezel with raised polished 60-minute graduations and numerals

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Dial - Brown Leather Strap - 131.23.39.20.02.001 Opaline Roman numerals with diamond set39 mm steel and sedna gold case with anti magnetic protection, transparent back, bezel engraved with Roman numerals, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, silk embossed creamy silvery dial with date at 6 oclock, Calibre Omega 8800 self winding co axial master chronometer movement with date, approximately 55 hours of power reserve, brown leather strap. Water resistant to 50 metres (167 feet).