There are Calatravas and there are Vacheron's. These are in my opinion so much rarer and to find such a piece with original dial that was evenly burned by its radium is very nice overall. The watch looks all original and comes on a Wristwatchme leather band.
 
Details:
 
Brand:  Vacheron Constantin
Model: ---
Reference: 4301
Year: 1944
Material: Stainless Steel
Dimensions:  35mm
Crystal:  Plexiglass
Movement: Manual Wind Cal 454 Central Seconds 
Bracelet/Strap: Wristwatchme Leather Band
Box/Papers: No/No