Venus 140, Winding stem, no: 401, DCN: 54
- DCN no: 54.
- Thread: 90
- Fits cal: chronograph 140
- 75, 78, 79, 83, 84, 88, 89, 94, 97, 98
- 101, 103, 105, 106, 129, 142, 143, 148
- A: = 74
- B: = 94
- C: = 140
- D: = 90
- F: = 410
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