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A Fascinating 1877 Great Britain Penny Off-Metal Mint Error

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This is a fascinating major mint error from Great Britain. Experts in the U.S. and Great Britain were consulted, who searched through auction house catalogs and reference books. After extensive research, there is only one other Great Britain Victorian-era coin struck on a smaller planchet. It is also a Victorian-era 1 Penny struck on a 1/2 Penny planchet, certified by ANACS as VF 25 ND.

Instead of being struck on a 1 Penny planchet with a weight of 9.45 grams and a diameter of 30.8mm, it was struck on a 1/2 Penny planchet with a weight of 5.67 grams and a diameter of 25.5mm.

There are many patterns and die trials from Great Britain, some even during the Victorian era, that were struck as off-metals, but these were die trials or test pieces on full size planchets.

This Great Britain off-metal is in gem mint state condition with full mint luster and original toning.

It is one of the most dramatic mint errors ever to surface out of Great Britain, a country with extremely strict quality control at the mints. This off-metal deserves to be included in the finest collection of mint errors or English coinage.

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Off-Metal Errors are featured in
my NLG Award winning book,
World's Greatest Mint Errors.


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