Login Your basket is empty 0 Brand Toggle navigation Menu Help Blog Christmas CollectionMost PopularRecent ReleasesUK 2024 Gruffalo's Child 50p2024 Peter Pan 50p CoinsHeritage Cattle Breeds £2 Coin SetSeven Decades of Queen Elizabeth II Crown CollectionSir Winston ChurchillUK 2024 Team GB and Paralympics GB 50pRed Arrows 50p CoinsNew King Charles III BanknotesUK 2024 D-Day 50p CoinsD-Day 80th Anniversary CoinsThe QueenUK Memorial CoinsThe Last Coins of Her MajestyPrevious IssuesIn MemoriamKing Charles IIIInaugural YearUK Coins: New King Charles III PortraitCoronation & AccessionPrevious IssuesPopular 50psCoinsBritish Isles20242023202220212020Previous yearsSovereignsHistoric CoinsThe Royal Mint BU Packs10p Coins50p CoinsOne Pound CoinsTwo Pound CoinsFive Pound CoinsBy CountryUKCanadaUSAAustraliaFranceJerseyGuernseyIsle of ManBy ThemeWWI, WWII & MilitaryRoyaltyMusic, Film & TVLiteratureBritish InterestInfluential PeopleSportsWildlifeDinosaursTrains, Planes & AutomobilesCharity PartnershipsHistoric CoinsRoyaltyInternational Historic CoinsFramed CoinsMilitaryPre-decimal CoinsHistoric SovereignsDateStamp (TM)What's a DateStamp™?Brilliant Unicirculated DateStamp™Silver DateStamp™Gold DateStamp™Historic DateStamp™AccessoriesExtraordinary CoinsChange CheckerChange Checker Shop HomeChange Checker Subscription ServiceTop 10CERTIFIED BU CoinsFifty PenceTwo PoundsOne PoundFive PoundsCirculating CoinsUKBritish IslesTheme2024 Coins2023 CoinsRoyaltyMusic, Film & TVBritish InterestInfluential PeopleLiteratureDinosaursHistoric UK Coins and BanknotesBanknotesPre-decimal CoinsOut of Circulation CoinsAlbums and AccessoriesAlbumsAccessoriesCollector PacksChange Checker+Wallets, Pages and ID CardsInternational CoinsDisplay CardsChristmas CardsMedalsBy ThemeRoyaltyMusic, Film & TVWWI, WWII & MilitaryRoyal British LegionStampsBy ThemeRoyaltyWWI, WWII & MilitaryFilm & TVLiteraryGames and ComicsMusicCommemorative CoversStamps by MonarchCharles IIIElizabeth IIGeorge VIGeorge VVictoriaHistoric StampsAccessoriesBlogHelp The Discovery of Insulin 50p Coin Range Commemorate the 100 year anniversary of the discovery of insulin with the new Discovery of Insulin 50p — part of The Royal Mint's Innovation in Science series. Explore the coin range below. UK 2021 Insulin Silver Proof 50p£57.50More details Limited to 1500: 100 Years of Insulin Silver Proof Piedfort 50p£125.00More details