30.12 mm x 4.10 mm (height) plastic crystal with steel colour ring and a calendar loupe, genuine 063PZ5155L Omega® crystal, fits Omega® case REF 1660062, 613288
* 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.