Generic (not genuine) Crown (Waterproof, yellow, square, 3.00 mm, tap 0.90 mm) to fit Omega® (for case number listing see part number OM-069BA42134) Rolex® 310 Glass Dome 3 x 4"

Glass Dome 3 x 4" this replacement glass dome has a diameter of 3" and is 4" tall

the well should be emptied and the cap cleaned between uses

FHF 60 FHF 60-21

Will not shrink and is unaffected by water

1-1/2" length

Generic (not genuine) Crown (Waterproof, yellow, square, 3.00 mm, tap 0.90 mm) to fit Omega® (for case number listing see part number OM-069BA42134) Rolex® 310 Glass Dome 3 x 4"Generic (not genuine) Crown (Waterproof, yellow, square, 3. 00 mm, tap 0. 90 mm) to fit Omega (for case number listing see part number OM 069BA42134) GENERIC (this is not original) Omega Yellow Waterproof Crown, square, diameter 3. 00 mm, fits tube 1. 60 mm, total height of crown 1. 90 mm flush pipe, tap 0. 90. For case number listing see part number OM 069BA42134 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega.