The OMEGA Seamaster Aqua Terra 150M is a magnificent tribute to OMEGA's maritime legacy. This 41 mm model features a symmetrical case in noble steel with a wave-edged case back, a blue dial with a "teak" pattern, and a date window at 6 o'clock. Equipped with the OMEGA Co-Axial Master Chronometer calibre 8916, certified by the Swiss Federal Institute of Metrology (METAS).