Omega Planet Ocean 600M Co-Axial Master Chronometer Watch - 39.5 mm Steel Case - Unidirectional Blue Cermaic Bezel - Blue Dial - 215.30.40.20.03.001 Openworked caliber 8906 Self-winding Seamaster chronometer

caliber 8906 Self-winding Seamaster chronometer watch movement with Co-Axial escapement and GMT time zone function

distinguished by its iconic fixed fluted bezel

black ceramic pushpieces and screw-locked crown

Crafted in a blend of yellow gold and stainless steel within a 42mm case

Omega Planet Ocean 600M Co-Axial Master Chronometer Watch - 39.5 mm Steel Case - Unidirectional Blue Cermaic Bezel - Blue Dial - 215.30.40.20.03.001 Openworked caliber 8906 Self-winding Seamaster chronometer39. 5 mm stainless steel case with helium escape valve, transparent screw in back, screw in crown, unidirectional rotating blue cermaic bezel with Liquidmetal diving scale, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, blue dial with Arabic numerals and a date window at the 3 oclock, caliber 8800 self winding Co Axial chronometer movement with date function, approximately 55 hours of power reserve, stainless