18.08 mm x 3.16 mm (height) plastic crystal with steel colour ring, genuine 063PZ5073 Omega® crystal, fits Omega® case REF 1660016, 5150005
* 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.