29.50 mm x 29.50 mm x 30.50 mm x 30.50 mm plastic, C-shape, cylinder type crystal with lip, Timex® REF 437-7224
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Timex®. Timex® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.