Reference specific.
Genuine Omega Crystal PX5191 Watch Part Yellow Tension To Fit 166.0094, 166.094
Genuine Omega Crystal PX5020 Watch Part Yellow Tension To Fit Ref 566.003
Genuine Omega Crystal PZ5191 Watch Part White Tension To Fit 166.0094, 166.094
Genuine Omega Crystal PX5244 Watch Part Yellow Tension Fits 198.0045 Electronic
Genuine Omega Crystal PX5188 Watch Part Yellow Tension Fits Ref 1660085, 1660095
Genuine Omega Crystal PX5344 Watch Part Yellow Tension Fits 166.0285, 366.0885