Omega Planet Ocean 600 M Omega Co-axial Master Chronometer Chronograph Watch - 45.5 mm Sedna Gold And Steel Case - Unidirectional Blue Ceramic Bezel - Blue Ceramic Dial - 215.20.46.51.03.001 Size scratch-resistant sapphire crystal anti-reflective treatment

scratch-resistant sapphire crystal anti-reflective treatment on both sides

caliber 8520 self-winding movement with chronometer and automatic winding in both directions to reduce winding time

cream silvery dial with silk-like pattern and scratch-resistant sapphire crystal

white mother-of-pearl dial

(Old reference: WE902036)

Omega Planet Ocean 600 M Omega Co-axial Master Chronometer Chronograph Watch - 45.5 mm Sedna Gold And Steel Case - Unidirectional Blue Ceramic Bezel - Blue Ceramic Dial - 215.20.46.51.03.001 Size scratch-resistant sapphire crystal anti-reflective treatment45. 5 mm 18K Sedna gold and stainless steel case with anti magnetic properties and helium escape valve, transparent back, screw in crown, unidirectional rotating blue ceramic bezel with Ceragold diving scale, scratch resistant sapphire crystal, blue ceramic dial with Arabic numerals and a date window at the 6 oclock position, small seconds sub dial, as well as 60 minute and 12 hour counters on one dial, caliber Omega 9900 self winding Co Axial master