France
François I (1515-1547) Teston ND NGC XF Datails, Lyon mint, Trefoil mm, 13th type, Dup-810. Bright underlying surfaces are readily apparent around the bust from a past polishing, although the coin is now for the most part deeply retoned.
From the F.P. Briand Collection
HID02901242017
Estimate: 600-800 USD