Description: Omega Seamaster Railmaster  Pre-owned Omega Seamaster Railmaster ref 235.10.38.20.06.001 (2025). The Railmaster first showed up in 1957 as a watch developed for people working around heavy magnetic fields, and this modern version sticks closely to that original idea without trying to dress it up too much. The 38mm stainless steel case feels just right on the wrist, with a mix of brushed and polished surfaces that keep it practical but not plain. The grey