Omega Planet Ocean 600 M Omega Co-axial Master Chronometer Chronograph Watch - 45.5 mm Steel Case - Unidirectional Black Ceramic Bezel - Black Ceramic Dial - Black Leather Strap - 215.33.46.51.01.001 Minute caliber 3330 self-winding movement with

caliber 3330 self-winding movement with chronograph function

caliber 8521 self-winding movement with date window at 3 o'clock

self-winding chronometer Omega 2403 movement with Co-Axial Escapement and seconds

glareproofed sapphire crystal and pink gold caseback

Omega Planet Ocean 600 M Omega Co-axial Master Chronometer Chronograph Watch - 45.5 mm Steel Case - Unidirectional Black Ceramic Bezel - Black Ceramic Dial - Black Leather Strap - 215.33.46.51.01.001 Minute caliber 3330 self-winding movement with45. 5 mm stainless steel case with anti magnetic properties and helium escape valve, transparent back, screw in crown, unidirectional rotating black ceramic bezel with Liquidmetal diving scale, scratch resistant sapphire crystal, black 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 chronometer