This Speedmaster Racing Master Chronometer model features a 44.25 mm 18K Sedna gold case on a blue leather strap. The bezel includes a blue ceramic ring and the famous tachymeter scale in OMEGA Ceragold. On the sun brushed blue dial, there is a distinctive racing style minute-track which gives the watch its name. There are also two blued subdials as well as a 6 o'clock date window that blends with the colour of the dial. The hour and minute hands and arrowhead indexes are 18K Sedna gold with white Super-LumiNova. The watch is driven by the OMEGA Co-Axial Master Chronometer 9901, certified by METAS at the industry's highest standard. 5 bar (50 metres / 167 feet)