28.90 mm x 25.40 mm, F-shape (with dial plate), flat mineral crystal, Timex® REF 23-028008, fits: 1973 Timex® M-23 Cavatina Models: 50330, 50340
* 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.