Omega Constellation Co-Axial Watch - 27 mm Steel Case - Blue Mother-Of-Pearl Dial - 123.10.27.20.57.001 Big 51mm thick

51mm thick

sweep seconds chronograph hand)

calibre 89900 automatic movement with chronograph

domed bezel set with 24 diamonds

moon phases and 24-hour indicators

Omega Constellation Co-Axial Watch - 27 mm Steel Case - Blue Mother-Of-Pearl Dial - 123.10.27.20.57.001 Big 51mm thick27 mm stainless steel case, transparent back, stainless steel bezel with engraved roman numerals, 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