Here’s an interesting Buco on the eBay

[lina]

I’ve seen lots of J100s and the various cross zips, but don’t think I’ve ever seen this straight zip collared design:

https://www.ebay.com/itm/185329896921

 

[photo2u]

Nice size!

 

[Blackadder]

Buco J-25. J-25 model also has a rather unique Buco label.