18.50 mm x 0.80 mm (height) mineral crystal, genuine 063TN5378 Omega® crystal, fits Omega® case REF 5910229, 5960039, 5960044, 5960049, 7960833, 7960841, 7960848
* 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.