The Lissner Collection, Lot: 715. Estimate $1500. Sold for $2500. This amount does not include the buyer’s fee.

NETHERLANDS, Kingdom. Trade coinage. Proof AV Ducat (20mm, 3.45 g, 12h). Utrecht mint; muntmeestertekens: seahorse and winged caduceus. Dr. C. Hoitsema, mintmaster. Dated 1910. KM 83.1; Y 15; Schulman 765. In NGC encapsulation graded Proof 63 Cameo. Superb proof and very rare. Only proof ever graded and extremely rare.