36.50 mm x 4.70 mm (height) mineral crystal, genuine 063TN5147 Omega® crystal, fits Omega® case REF 1450013. Omega® 910 Flightmaster
* 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.