Omega Constellation Co-Axial Watch - 27 mm Steel Case - Diamond-Set Steel Bezel - Blue Mother-Of-Pearl Dial - 123.15.27.20.57.001 Retrograde self-winding calibre 35110 movement with

self-winding calibre 35110 movement with date display

blue counters

champagne dial

Water resistant to 50 m

40 mm 18K red gold case

Omega Constellation Co-Axial Watch - 27 mm Steel Case - Diamond-Set Steel Bezel - Blue Mother-Of-Pearl Dial - 123.15.27.20.57.001 Retrograde self-winding calibre 35110 movement with27 mm stainless steel case, transparent back, diamond set stainless steel bezel, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, blue mother of pearl dial with a wavy pattern extending from the iconic claws, 11 diamond indexes, date window at 3 o'clock, calibre 8520 self winding movement with co axial escapement for greater precision stability and durability, approximately 50 hours of power reserve, stainless