OMEGA Constellation

Omega's Constellation 131.55.29.20.60.001 is a women's watch with a 29 mm case in Sedna gold. The case measures 12 mm thick with a lug-to-lug span of 31.2 mm. A domed sapphire crystal with antireflective treatment on both sides covers the purple dial. Inside is the self-winding calibre 8701, a Master Chronometer movement with a silicon balance spring and resistance to magnetic fields up to 15,000 gauss, giving 50 hours of power reserve. The date sits alongside diamond settings on the dial, and a transparent caseback shows the movement's Sedna gold rotor and Geneva waves finish. The bracelet is Sedna gold, fastened with a butterfly clasp that has a comfort setting. Water resistance holds at 50 metres.