Modern design square dial watches Omega Speedmaster Mark II Co-Axial Chronograph Watch - 42.4 mm Barrel-Shaped Polished And Brushed Steel Case - Matt Black Dial - Steel Bracelet - 327.10.43.50.01.001

42.4 mm x 46.2 mm barrel-shaped polished and brushed stainless steel case, caseback engraved with the Seahorse medallion, flat scratch-resistant sapphire crystal with anti-reflective treatment both sides, matt black dial, self-winding chronometer Omega 3330 movement with chronograph, small seconds, and date, approximately 52 hours of power reserve, stainless steel bracelet. Water resistant to 100 m.