Genuine Adec®, 14.12 mm x 13.61 mm flat mineral crystal, Adec® crystal reference A54-19520, fits Adec® case reference 4-942566, 4-942574, 4-945948, 4-945964.

* 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.