Unitas 59, 77, 97, 137, 19/12, 25/12, 27/12, 28/12 (16.5 - 19'''), Winding stem, DCN: 810
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DCN no: 810 -
Thread: 150 -
Fits cal: 59, 77, 97, 137, 19/12, 25/12, 27/12, 28/12, nouveau 231 (16.5 - 19''')
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A: = 118 -
B: = - -
C: = 180 -
D: = 150 -
F: = 515