WATCH MATERIAL INTERCHANGE LIST
 206/227   (discontinued)
 CENTER WHEEL, SS
 206/MOV 431
 Price Each $  31.50
 MOV 431  AUTOMATIC-DIRECT CENTER SECOND
 MOV 431A  AUTOMATIC DIRECT CENTER SECOND
 MOV 436  AUTOMATIC DIRECT CENTER SECOND CHRONOMETER
 MOV 438  AUTO CAL DSS