Genuine Adec®, 14.20 mm plastic cylinder crystal, Adec® crystal reference A54-38410, fits Adec® case reference 4-891104, 4-893549, 4-941306, 4-941543, 4-943023.
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Adec®. Adec® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.