Omega Speedmaster Racing Self Winding Watch 329.32.44.51.01.001This Speedmaster Racing Master Chronometer model features a 44. 25 mm stainless steel case with a black ceramic bezel ring that includes the famous tachymeter scale in orange wording and Liquidmetal numbers. The black leather strap is micro perforated revealing an orange rubber interior. On the matt black dial, there is a distinctive racing style minute track which gives the watch its name. There are also two subdials with blackened applied rings as