Glass Crystal - BB CF 236

B B Glass Crystal Number CF 236 (Gruen 203)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit        

Glass Crystal - BB CF 1772

B B Glass Crystal Number CF 1772 (Vantage 105)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 177/2      

Glass Crystal - BB CF 1735

B B Glass Crystal Number CF 1735 (Vantage 142)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 173/2      

Glass Crystal - BB CF 2460

B B Glass Crystal Number CF 2460 (Bulova 223)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 246/1      

Glass Crystal - BB CF 2870

B B Glass Crystal Number CF 2870 (Helbros 265)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 287/1      

Glass Crystal - BB F 2760

B B Glass Crystal Number F 2760 (Wittnauer 232)   This is a REGULAR B B crystal, thin glass < 1mm.   Other Manufacturer Numbers - Perfit  W 276/1      

Glass Crystal - BB CF 1805

B B Glass Crystal Number CF 1805 (Elgin 091)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 180/5      

Glass Crystal - BB CF 1690A

B B Glass Crystal Number CF 1690A (Vantage 120)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 169/1F      

Glass Crystal - BB CF 1690

B B Glass Crystal Number CF 1690 (Gruen - Benrus 120)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 169/1      

Glass Crystal - BB CF 1755

B B Glass Crystal Number CF 1755 (Wittnauer 133)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 175/1      

Glass Crystal - BB CF 1740

B B Glass Crystal Number CF 1740 (Bulova 139)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 174/1      

Glass Crystal - BB CF 1880

B B Glass Crystal Number CF 1880 (Longines 087)   This is a CYLINDER B B crystal, thicker pressed glass.   Other Manufacturer Numbers - Perfit  HW 188/1