Replacement bezel insert for Omega Seamaster Planet Ocean Men watch
Diameter: Inner is about 30.50mm, outter Ring is about 38.80mm
or
Diameter: Outter Ring is about 40mm Suitable for 43mm Omega watch
If this size matches your bezel insert size, it will fit your watch.
This is a knockoff bezel, not original.Available in orange, dark blue and black color