WATCH PARTS SWEDEN AB
FHF 64, 64-2, 64-2N, 641, 641-2, 641-2N, 642, Winding stem, no: 401
FHF 64-445, Setting lever spring
Helvetia 64 (13'''), Winding stem, DCN: 2992
IWC 64 (12'''), Winding stem, DCN: 626