mkvc
1381
I don't claim to be an expert, but the watch sure looks right.
So does the movement. Only Vacheron will have the records to show whether that movement originally went in that case. Vacheron will make you a certificate (assuming that the case and the movement match), but I believe the cost is fairly fearsome. They are also not known for quickness, so you might be without the watch for quite a while.
On Authenticity...
By: WHL : April 20th, 2007-02:08
Congratulations on finding and buying a beautiful watch. While everything looks correct from the pictures and information you gave, the only way to absolutely guarantee authenticity would be to contact VC. The first step would be to find out if they would...