OMEGA Co-axial Constellation 29mm Steel and Sedna Gold on bracelet. Omega 8700 Self-winding movement with Co-Axial escapement.Certified Master Chronometer, approved by METAS,
resistant to magnetic fields reaching 15,000 gauss. Freewinding in both directions. Rhodium plated finish with Geneva waves in arabesque.Anti-magnetic,Date and blue aventurine glass and diamond dial.Diamond set bezel,Transparent case back.