Why wouldnt it be Omega Seamaster Master Co-Axial 39.5? 40MM is the undisputed champ of dive watch diameter sizes 14.2MM is chunky enough to give tool-watch wrist presence, but slim enough to fit under every cuff Liquid metal and ceramic bezel and dial, cutting edge technology 8800 movement is Omega Master Chronometer rated, co-axial, and cutting edge technology. … Read more