Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Yellow Gold Case - Silvery Dial - 131.50.39.20.02.002 steel 39 mm steel and sedna

39 mm steel and sedna gold case with anti-magnetic protection

white opaline-silvery dial with silk-like pattern and diamond indexes

silver wave dial

Movement- Quartz

38 mm stainless steel and 18K yellow gold case

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Yellow Gold Case - Silvery Dial - 131.50.39.20.02.002 steel 39 mm steel and sedna39 mm yellow 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, opaline white 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, yellow gold bracelet. Water resistant to 50 metres (167 feet).