By Federal Mint Swissmint …… The Federal Mint Swissmint is delighted to be awarded two numismatic world records. Guinness World Records™ has recognized the ¼-franc gold coin issued in 2020 as the world’s smallest commemorative coin, and the 10-centime coin as the oldest unaltered coin still in circulation. Apart from the year-date, the obverse and […]
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