V&C dials can be tricky. The easiest to confirm as original are those with "Champlevé" signatures, such as this:
More typical, flat signatures do vary. I suspect that the first is correct, though would need a larger and better image to be confident. The second is possibly correct, but strikes me as being suspiciously clean for an older model, and also given how heavily the case appears to have been polished. The font looks ok, and quite similar to this, which I believe to be original:
Click to expand...