Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Blue Dial - Blue Structured Rubber Strap - 220.12.41.21.03.001 Brushed interchangeable full and sapphire-crystal back

interchangeable full and sapphire-crystal back

45 mm satin-finished and polished 18k king gold case

Extra-Flat

Boxed Set Inclusions Additional Rubber Strap

Caliber 3120 self-winding movement with hours

Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Blue Dial - Blue Structured Rubber Strap - 220.12.41.21.03.001 Brushed interchangeable full and sapphire-crystal back41 mm stainless steel case, transparent back, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, sun brushed blue 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).