Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Sedna Gold Case - Silvery Dial - Brown Leather Strap - 131.53.39.20.02.001 Five 40mm polished 904L stainless steel

40mm polished 904L stainless steel case

month display via 12 apertures around the circumference of the dial

42mm 18K yellow gold case

diamond-paved dial

approximately 55 hours of power reserve

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Sedna Gold Case - Silvery Dial - Brown Leather Strap - 131.53.39.20.02.001 Five 40mm polished 904L stainless steel39 mm sedna gold case with anti magnetic protection, transparent back, bezel engraved with Roman numerals, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, silk embossed creamy silvery dial with date at 6 oclock, Calibre Omega 8801 self winding co axial master chronometer movement with date, approximately 55 hours of power reserve, brown leather strap. Water resistant to 50 metres (167 feet).