Description: Omega Seamaster Diver 300M Pre-owned Omega Seamaster Diver 300M ref 210.30.42.20.01.018 (2025) carries forward one of Omega’s most iconic designs, a collection that’s been a staple since 1993. It’s the watch most people picture when they think of a modern Seamaster. This version sticks with a clean, more classic look, pairing a 42mm steel case with a black aluminum bezel and matching black dial. The layout is familiar, but the details feel sharper. Rhodium-plated