31.00 mm x 2.00 mm (height) mineral crystal, genuine 063TN5190 Omega® crystal, fits Omega® case REF 1660128, 1660129, 1660130, 1660131, 1660132, 1660133, 16600135, 1660136, 1660237, 1660238, 1660239, 1660244, 1980004, 1980044, 1980052, 1980053, 1980056, 1
* 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.