Plenty of pen shops in USA or for that matter all over, Ebay is a good source for seeing what its worth.
I'm not familiar with the Wyvern brand you pictured.
Apparently Wyvern started off where I live in Leicester, shocked me.
Normally buy with my eyes more than my head
![Grin ;D](https://www.diasfora.co.uk/Smileys/default/grin.gif)
Would love a Parker Duofold but can be so expensive and you could loosen the stiffness.
This turned up today in the post
![](http://i245.photobucket.com/albums/gg70/goldshirt9/pens/DSC08278_zps68oskl0b.jpg)
![](http://i245.photobucket.com/albums/gg70/goldshirt9/pens/DSC08277_zpsfoxdwuuy.jpg)
![](http://i245.photobucket.com/albums/gg70/goldshirt9/pens/DSC08279_zpsdzyxboh6.jpg)
A ridiculously cheap Mont Blanc Meisterstuck 145 copy from Aliexpress. Writes like a dream and takes cartridges, a double bonus