Omega® Crown (Waterproof, threaded), steel, case numbers: 175.0504, 178.0504

Omega® Crown (Waterproof, threaded), steel, case numbers: 175.0504, 178.0504

Omega® Steel Threaded Waterproof Crown, diameter 6.00 mm, fits tube 2.50 mm, total height 6.00 mm, long pipe, tap 0.90 mm, fits tube 090ST4199. Fits Omega® case numbers: 1750504, 1780504

* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Omega®. Omega® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic parts may devalue your watch.