OMEGA Constellation

Omega's Constellation 131.55.29.20.55.003 is a women's model measuring 29 mm across in yellow gold. The case stands 12 mm thick with a lug-to-lug of 31.2 mm, and the dial is white. A self-winding movement, calibre 8701, drives the watch and carries Master Chronometer certification with resistance to magnetic fields up to 15,000 gauss. Power reserve runs to 50 hours. The dial sits under a domed sapphire crystal with antireflective treatment on both sides. Set with diamonds, the watch also shows the date and has a transparent caseback that reveals the movement's finishing. It is fitted on a yellow gold bracelet with a butterfly clasp with comfort setting. Water resistance reaches 50 metres.