Description: Omega Seamaster Planet Ocean 600M Pre-owned Omega Seamaster Planet Ocean 600M ref 2210.51.00 is part of the collection Omega introduced in 2005 as a more modern, more capable extension of its dive watch legacy. The Seamaster name dates back to 1948, but the Planet Ocean series pushed things further, bringing increased water resistance and a more robust build while still keeping a clean, wearable design. This reference comes in a substantial 45.5mm stainless