OMEGA Seamaster Aqua Terra Shades

Omega's Seamaster Aqua Terra Shades, reference 220.55.38.20.09.001, has a 38 mm case in Sedna gold. The case measures 12.26 mm thick with a lug-to-lug of 45.1 mm, and a domed sapphire crystal with antireflective treatment on both sides covers the sandstone dial. Inside is the self-winding calibre 8801, a Master Chronometer movement certified by METAS with resistance to magnetic fields up to 15,000 gauss and a free sprung-balance on a silicon spring. Power reserve runs to 55 hours. The watch is set with diamonds, and a date function sits alongside a display back showing the movement. A butterfly clasp in Sedna gold closes the matching gold bracelet. This Master Chronometer is rated to 150 metres of water resistance.