35.12 mm x 5.00 mm (height) plastic crystal with steel colour ring, genuine 063PZ5178 Omega® crystal, fits Omega® case REF 1660072, 1660106
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Omega®. Omega® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.