Omega Constellation Co-Axial Master Chronometer Watch - 27 mm Steel And Red Gold Case - White -Silvery Diamond Dial - Brushed Steel Bracelet - 127.20.27.20.52.001 Marker bidirectional rotatable 24-hour graduated bezel

bidirectional rotatable 24-hour graduated bezel with blue and red Cerachrom insert and engraved numerals and graduations

35 mm brushed stainless steel case

blue aventurine glass dial with diamond hour markers with date at 6 oclock

blue ombre dial

38 mm brushed 18K red gold case

Omega Constellation Co-Axial Master Chronometer Watch - 27 mm Steel And Red Gold Case - White -Silvery Diamond Dial - Brushed Steel Bracelet - 127.20.27.20.52.001 Marker bidirectional rotatable 24-hour graduated bezel27 mm stainless steel and 18K red gold case, transparent back, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, white opaline silvery dial with silk like pattern and diamond indexes, caliber 8700 self winding Co Axial master chronometer movement with date function, approximately 50 hours of power reserve, brushed stainless steel bracelet with polished 18K red gold bars. Water resistant to 100 m (330 ft).