WATCH MATERIAL INTERCHANGE LIST
 X/1223   (discontinued)
 OPERATING LEVER SPRING, 2 HOLE
 1730/OME 27
 Price Each $  12.60
 LEM CH27  CHRONOGRAPH
 LEM CH27C12  CHRONOGRAPH-HOUR RECORDER
 OME 27  CHRONOGRAPH
 OME 320  CHRONOGRAPH-INCABLOC
 OME 321  18000 BPH-INCA-CHRONO-HOUR RECORDER (LEM CH27-CH27C12)
 TIS C27-4  CHRONOGRAPH
 TIS C27-4H  CHRONOGRAPH-HOUR RECORDER