Great Britain
Elizabeth II Mint Error - Struck on copper-nickel Planchet Penny 1964 MS64 NGC, cf. KM897, cf. S-4157. 11.23gm. Struck on a copper-nickel Florin blank. A fascinating off-metal error, almost perfectly centrally struck on the incorrect flan. Exhibiting subdued argent luster and sharp detail.
From the Engelen Collection of World Coinage
HID02901242017
Estimate: 500-700 USD