OMEGA Seamaster Aqua Terra 150M

This Omega Seamaster Aqua Terra 150M, reference 220.50.38.20.03.001, has a 38 mm case in yellow gold. The case measures 12.26 mm thick with a lug-to-lug span of 45.1 mm, and the blue dial sits under a domed sapphire crystal with anti-reflective treatment on both sides. Inside is the self-winding calibre 8801, a Master Chronometer movement certified by METAS and resistant to magnetic fields up to 15,000 gauss, running on a free sprung-balance with a silicon balance spring and offering 55 hours of power reserve. A date function is included, and the screw-down crown works alongside a display back that shows the movement. The gold bracelet closes with a foldover butterfly clasp fitted with a comfort setting. Water resistance stands at 150 metres, backed by the screw-down crown.