Omega Style No: 131.53.29.20.55.002 Omega Constellation Co-Axial Master Chronometer - 29 mm Sedna Gold Case - Pearled Mother-Of-Pearl Diamond Dial

29 mm sedna gold case, transparent back, bezel with engraved Roman numerals, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, pearled mother-of-pearl dial with diamond hour markers with date at 6 oclock, Calibre 8701 self-winding chronometer movement with date. Water resistant to 50 metres (167 feet).