Omega Seamaster Planet Ocean 600 M Co-Axial Master Chronometer Watch - 43.5 mm Titanium Case - Unidirectional Grey Ceramic Bezel - Grade 5 Titanium Dial - 215.90.44.21.99.001 Opal Sku # - ENR8720

Sku # - ENR8720

silver dial with 8 diamond hour markers

Sku # - ENR464

Calibre Omega 8929 manual-winding co-axial master chronometer movement

Omega Seamaster Planet Ocean 600 M Co-Axial Master Chronometer Watch - 43.5 mm Titanium Case - Unidirectional Grey Ceramic Bezel - Grade 5 Titanium Dial - 215.90.44.21.99.001 Opal Sku # - ENR872043. 5 mm titanium case with anti magnetic properties, transparent back, screw in crown, unidirectional rotating grey ceramic bezel with grey silicon nitride and Liquidmetal diving scale, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, sand blasted grade 5 titanium dial with orange Arabic numerals, caliber 8900 self winding master co axial chronometer movement with date window at the 3 oclock, approximately 60