The Lissner Collection, Lot: 313. Estimate $1500. Sold for $2750. This amount does not include the buyer’s fee.

FRANCE, Premier République. Convention nationale. 1792-1795. Proof Æ Essai du sol aux balances (28mm, 11.74 g, 6h). Paris mint. By Augustin Dupré. Dually dated 1793 A and L’An 2. Guilloteau 415; Mazzard 294; KM –. In NGC encapsulation graded PF 65. Very rare. Superb lustrous proof with hints of moderate patina. Only coin of this date ever graded and considered a prototype by Gadoury.