Capturing the iconic style of OMEGA’s most famous chronograph, this OMEGA Speedmaster Automatic Chronometer Chronograph Men\'s Watch has a bold and powerful design that’s certain to get you noticed. At A Glance  Fastened with a brushed and polished stainless steel bracelet 38mm stainless steel case with a black tachymetric bezel and 100m water resistance Scratch-resistant sapphire crystal Black dial with baton hour markers Three chronograph sub-dials Date window at 6 o’clock Powered by the officially chronometer certified OMEGA Co-Axial Calibre 3330 self-winding automatic movement Minimum power reserve of 52 hours