Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Yellow Gold Case - Silvery Dial - 131.20.39.20.02.002 Bourdeau centre seconds and date

centre seconds and date

Eisenkiesel dial

44mm 950 platinum case

Rolex calibre 3235 perpetual self-winding movement with date at 3 o'clock that changes instantaneously at midnight in a few thousandths of a second

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Yellow Gold Case - Silvery Dial - 131.20.39.20.02.002 Bourdeau centre seconds and date39 mm steel and yellow 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, opaline white 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, steel and yellow gold bracelet. Water resistant to 50 metres (167 feet).