Spink’s sale of World Banknotes at NY INC on January 13 this year included this front and back composite printer’s model for a 1979 1000 Riyals note. An unissued denomination and an unissued design created for the Qatar Monetary Agency, it took £70,000 – setting a new bar for the most expensive banknote artwork ever sold.

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According to sales figures supplied to ATG by nine London-based coins and medals specialists, the total value of the London numismatic auction market rose to a record £62.2m in 2022.

For the first time since 2016 Spink moved back to the top of the table with a 23% year-on-year increase in total sales to £16.9m with Roma Numismatics a close second at £16.5m and Noonans in third spot at £14m.

Read more in our latest Coins feature.