Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Grey Dial - Blue Structured Rubber Strap - 220.12.41.21.06.001 Fluted caliber 3603 self-winding movement with

caliber 3603 self-winding movement with chronograph features with a small seconds sub-dial

date window at 3 o'clock

quartz Omega 1532 movement with date

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

5 mm titanium case with anti-magnetic properties

Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Grey Dial - Blue Structured Rubber Strap - 220.12.41.21.06.001 Fluted caliber 3603 self-winding movement with41 mm stainless steel case, transparent back, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, grey dial with a horizontal teak pattern, caliber 8900 self winding Co Axial master chronometer movement with date function, approximately 60 hours of power reserve, blue structured rubber strap with grey lining. Water resistant to 150 m (500 ft).