Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 38 mm Steel Case - Black Dial - Black Leather Strap - 220.13.38.20.01.001 Chrono 7 mm stainless steel and

7 mm stainless steel and red gold case

caliber 2500 Self-winding chronometer movement with co-axial escapement and rhodium-plated finish

36 mm moonshine gold case

Silver dial with gold-fashioned roman numerals at the 3-6-9 and 12 o'clock positions

Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 38 mm Steel Case - Black Dial - Black Leather Strap - 220.13.38.20.01.001 Chrono 7 mm stainless steel and38 mm stainless steel case, transparent back, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, black dial with a horizontal teak pattern, caliber 8800 self winding Co Axial master chronometer movement with date function, approximately 55 hours of power reserve, black leather strap. Water resistant to 150 m (500 ft).