OMEGA Seamaster Aqua Terra 150M

This Omega Seamaster Aqua Terra 150M, reference 220.55.30.20.60.001, has a 30 mm case in yellow gold with a green dial. The case measures 10.65 mm thick with a lug-to-lug of 36.42 mm, and a sapphire crystal with antireflective treatment on both sides covers the dial. Inside is the self-winding calibre 8751, a Co-Axial Master Chronometer movement certified by METAS and resistant to magnetic fields up to 15,000 gauss. It has a free sprung-balance with a silicon balance spring and runs with a 48 hour power reserve. The date sits at six o'clock, and the watch is set with diamonds. A sapphire display back shows the movement's finishing. The yellow gold bracelet closes with a butterfly clasp with comfort setting, and Omega rates the case to 150 metres.