How much is a waterman 52V fountain pen worth?

Answer 1

The value of this pen is two-fold:

1. Whatever someone is willing to pay and/or
2. The reason the owner purchased/obtained it for

Just my thoughts

Answer 2

Depends on how old it is, the older the more expensive it should be (as with most vintage items).

On eBay they're listed anywhere from $5.00 American to $700.00