Hamilton® Crown CN-HAM09
yellow undercut crown with logo, flush pipe, diameter 4.00 mm, fits tube 2.25 mm, tap 1.20 mm, height of crown 2.40 mm
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Hamilton®. Hamilton® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic crystals may devalue your watch.