OMEGA Constellation

Omega's Constellation 131.20.39.20.02.002 measures 39 mm in steel and yellow gold. The case is 12.43 mm thick with a lug-to-lug span of 41 mm, and the silver dial sits under a domed sapphire crystal with antireflective treatment on both sides. Inside is the calibre 8800, a self-winding movement with Co-Axial escapement and a silicon balance spring, certified as a Master Chronometer by METAS. Power reserve runs to 55 hours. A date function sits on the dial, and the transparent caseback shows the movement finishing of Geneva waves in arabesque. The bracelet is steel and yellow gold, fastened with a butterfly clasp that includes a comfort setting. Omega rates the case to 50 metres of water resistance.