WATCH MATERIAL INTERCHANGE LIST
 250/1005
 HOUR WHEEL, HT 1.10
 1231/OME 440
 Price Each $  8.10
 
 BM 600  21,600 BPH-
 BM 650  21,600 BPH BACKWIND MVMT--DON'T SUB OM 580 PARTS
 KF 13-50  21600 BPH INCA
 OME 440  BACKWIND MOVEMENT-INCABLOC
 OME 580  21,600 BPH INCA BLOC
 PIA 6N  21600 BPH INCA BACKWIND
 PIA 6P  
 PIA 6P1  21,600 BPH