OMEGA Speedmaster O31030405006001 Watch for Men nn2578sm01 the model has a thin

the model has a thin bezel and wide dial with simple designs

but in an even slimmer profile

Its dial features the three counters typical of chronographs and is surrounded by a tachymeter bezel

geometric indices and a unidirectional rotating topring

which depicts a blue ocean and relief of the continents

OMEGA Speedmaster O31030405006001 Watch for Men nn2578sm01 the model has a thinOn October 3rd, 1962, the Speedmaster CK 2998 became the first OMEGA worn in space, when the astronaut Walter Schirra wore his personal model on the Sigma 7 mission of the Mercury programme. This updated version is a tribute to that pioneering timepiece and captures the same 2nd generation Speedmaster style in modern form. The 39. 70 mm case is crafted in polished and brushed stainless steel and features a flat links bracelet with OMEGAs patented