singly
namewinding stems
manufactureSeiko
calibrePC20
part No.354-122
thread Ø0.90 mm
replaceabilityPC21,VH21
item No.9840354122
namewinding stems
manufactureSeiko
calibrePC20
part No.354-122
thread Ø0.90 mm
replaceabilityPC21,VH21
item No.9840354122