Omega® Crown (Waterproof, Tap 0.90 mm), case numbers: 166.0277, 166.0280, 166.0281, 166.0282, 168.0075, 168.00752, 196.0249, 196.0280, 196.0281, 386.0820, 511.5001, 7447

Omega® Crown (Waterproof, Tap 0.90 mm), case numbers: 166.0277, 166.0280, 166.0281, 166.0282, 168.0075, 168.00752, 196.0249, 196.0280, 196.0281, 386.0820, 511.5001, 7447

Omega® Yellow Waterproof Crown, Square, diameter 3.50 mm, fits tube 1.60 mm, total height of crown 2.30 mm, flush pipe, tap 0.90 mm. Fits Omega® case numbers: 1660277, 1660280, 1660281, 1660282, 1680075, 16800752, 1960249, 1960280, 1960281, 3860820, 5115001, 7447

* 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.