WATCH MATERIAL INTERCHANGE LIST
 A/7721
 MAINSPRING, GENUINE
 1308/MOV 523
 Price Each $  9.60
 
 MOV 523  21,600 BPH-DSS-AUTO-CAL-DAY-DATE-STOP SEC.
 MST 522  21600 BPH-INCA-DSS-AUTO-CALD-STOP SEC
 MST 523  21,600 BPH-DSS-AUTO-DAY-DATE-STOP SEC.