WATCH MATERIAL INTERCHANGE LIST
 M/880
 CLAMP, CASE 2.2X2.9
 1911/OME 320
 Price Each $  22.60
 
 M FILE  
 OME 320  CHRONOGRAPH-INCABLOC
 OME CS#2886  OMEGA CASE
 OME CS#6041  OMEGA CASE USES CALIBER 321