Genuine Adec®, 27.30 x 22.80 mm flat mineral crystal with gold trim, Adec® crystal reference A54-89259, fits Adec® case reference 4-891155, 4-891414, 4-942345, 4-942434.

* Perrin Supply Ltd is independent of and not affiliated with or sponsored by Adec®. Adec® warranty does not apply to parts supplied by Perrin Supply Ltd.