Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Dial - Brown Leather Strap - 131.23.39.20.02.001 IW327016 Caliber Omega 8705 self winding

Caliber Omega 8705 self winding movement with co-axial escapement

blue seconds hand at 9 o’clock

one black satin strap and one pearl gray satin strap

2 mm platinum case

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Dial - Brown Leather Strap - 131.23.39.20.02.001 IW327016 Caliber Omega 8705 self winding39 mm steel and 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 8800 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).