Omega Style No: 131.23.34.20.63.001 Omega Constellation Co-Axial Master Chronometer Small Seconds - 34 mm Steel And Sedna Gold Case - Light Chestnut Dial

34 mm steel and sedna gold case, transparent back, bezel with engraved Roman Numerals, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, light chestnut dial, Calibre 8802 self-winding chronometer movement with small seconds and date. Water resistant to 50 metres (167 feet).