Omega Constellation Co-Axial Master CHRONOMETER Small Seconds Petite Seconde Watch - 27 mm Steel And Red Gold Case - White Mother-Of-Pearl Diamond Dial - 127.25.27.20.55.001 Yves Calibre Omega 8701 self-winding co-axial

Calibre Omega 8701 self-winding co-axial master chronometer movement with date

caliber 8520 self-winding movement with chronometer and automatic winding in both directions to reduce winding time

yellow gold hands

black rotating inner bezel with diving scale and zone from 60 to 15 minutes in black

caliber 2500 self-winding movement with chronometer and co-axial escapement movement

Omega Constellation Co-Axial Master CHRONOMETER Small Seconds Petite Seconde Watch - 27 mm Steel And Red Gold Case - White Mother-Of-Pearl Diamond Dial - 127.25.27.20.55.001 Yves Calibre Omega 8701 self-winding co-axial27 mm stainless steel and 18K red gold case, transparent back, domed scratch resistant sapphire crystal anti reflective treatment on both sides, white pearled mother of pearl dial with 10 diamond indexes and a date window at 6 o'clock, Caliber Omega 8704 self winding movement with co axial escapement, chronometer, date, approximately 50 hours of power reserve, stainless steel and red gold bracelet. Water resistant to 10 bar (100 metres 330 feet).