CASE/CALIBER REFERENCES BEGINNING WITH HAM 23
 HAM 23 6.75L 21600 BPH SHOCK ADJ STUD HOLDER *
 HAM 23 PW CHRONOGRAPH POCKET WATCH *SEE OLD HAMILTON BOOK FOR PARTS*
 HAM 231 21600 BPH KIF FLECTOR
 HAM 232 21600 BPH KIF FLECT ADJ STUD HOLD