Sweden
Selections from the Eric P. Newman Collection of World Coins. Gustaf III 1/6 Riksdaler 1778-OL, KM525, MS63 NGC. Nicely toned with bold details and no adjustment marks, and just a tiny spot on the reverse. Krause catalog price(s) for this item: $85 in VF, $175 in EF.
Estimate: 275-350 USD