OMEGA Constellation

Omega's Constellation 131.20.29.20.52.001 measures 29 mm across in steel and Sedna gold. The case stands 11.67 mm thick with a lug-to-lug span of 31.2 mm. A domed sapphire crystal with anti-reflective treatment on both sides covers the silver dial. Inside is the Omega calibre 8700, a self-winding movement with Co-Axial escapement and a silicon balance spring, certified as a Master Chronometer by METAS and resistant to magnetic fields up to 15,000 gauss. Power reserve runs to 50 hours. The watch is set with diamonds and shows the date, and its sapphire caseback is transparent. A steel and Sedna gold bracelet closes with a butterfly clasp fitted with a comfort setting. Water resistance sits at 50 metres.