Omega Constellation Co-Axial Watch - 27 mm Steel Case - Diamond-Set Bezel - Mother-Of-Pearl Dial - 123.15.27.20.55.003 26 power reserve indicator at 4

power reserve indicator at 4 o’clock

silver dial with lacquered sunray effect

brass flinque sunray-brushed dial with blued-steel sword-shaped hands

42mm white Rolesor case comprised of a 904L steel monobloc middle case

instantaneous annual calendar at 3 o'clock and rapid-setting of the date

Omega Constellation Co-Axial Watch - 27 mm Steel Case - Diamond-Set Bezel - Mother-Of-Pearl Dial - 123.15.27.20.55.003 26 power reserve indicator at 427 mm stainless steel case, transparent back, diamond set bezel, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, White mother of pearl dial with a wavy pattern that flows between the iconic claws, 11 diamond indexes, date window at 3 o'clock, caliber 8520 self winding movement with chronometer and automatic winding in both directions to reduce winding time, approximately 50 hours of power reserve, stainless steel