Guides

Coin storage guides

Not sure which capsule suits your coin? Each guide below covers a coin or series, lists every size, and links to the exact holder that fits. For a full diameter chart, see the coin size guide.

British gold

Storage guideGold SovereignThe gold sovereign has been struck since 1817 and remains one of the most collected British coins. A full sovereign measures 22.05 mm, the half sovereign 19.30 mm. Both sit neatly in a direct fit capsule sized to the coin, or a black ring capsule if you prefer a framed presentation.Read guide →

Storage guideGold BritanniaThe Royal Mint's gold Britannia comes in several fractional sizes. The 1 oz coin is 32.69 mm, the half ounce 27 mm, the quarter ounce 22 mm and the tenth ounce 16.5 mm. Match the capsule to the fraction you own.Read guide →

British silver

Storage guideSilver BritanniaThe 1 oz silver Britannia changed size in 2013. Coins from 2013 onward are 38.61 mm; earlier issues up to 2012 are 40 mm. Choose the capsule that matches your coin's year.Read guide →

UK bullion

Storage guideQueen's BeastThe Royal Mint's Queen's Beasts series ran from 2016 to 2021: ten heraldic beasts, one per coin, followed by a Completer coin uniting all ten. The core coin is the 2 oz silver, which is high relief and needs our deep 2 oz capsule. The 1 oz gold and 1 oz platinum coins are 32.69 mm and take the H32 direct fit, and the 1/4 oz gold is 22 mm and takes the A22 direct fit. The Tudor Beasts 2 oz silver coins share the same deep capsule.Read guide →

World gold

Storage guideKrugerrandSouth Africa's Krugerrand is sold in full and fractional sizes. The 1 oz coin is 32.77 mm, the half ounce 27 mm, the quarter ounce 22 mm and the tenth ounce 16 mm.Read guide →

Storage guideGold PandaChina's gold Panda changes design every year, which makes it popular with collectors. The 1 oz coin is around 32 mm, the half ounce 27 mm, the quarter ounce 22 mm and the tenth ounce 18 mm.Read guide →

Storage guideAmerican Gold EagleThe 1 oz American Gold Eagle and Gold Buffalo both measure around 32 mm and share a capsule with the 1 oz gold Britannia, Krugerrand and Panda.Read guide →

Storage guideAustralian KangarooThe Perth Mint's Gold Kangaroo (and the earlier Gold Nugget) is struck in several sizes, with a changing reverse design each year. The 1 oz coin is around 32 mm and the tenth ounce around 16 mm. The 1/2 oz Koala, 1/2 oz Gold Nugget (Series II) and 1/2 oz Kangaroo are 30.6 mm and take the T30.6 direct fit, while the 1/10 oz Koala, 1/10 oz Gold Nugget and tenth ounce Kangaroo take the A16. Match the capsule to the fraction you own.Read guide →

Storage guideGold BuffaloThe American Gold Buffalo is the United States Mint's .9999 fine gold bullion coin, based on the classic Buffalo nickel design. The standard one-ounce coin is 32.7 mm, the same size as a one-ounce Gold Eagle, so it takes the H32 capsule.Read guide →

World silver

Storage guideAmerican Silver EagleThe American Silver Eagle is one of the most traded silver bullion coins in the world. At 40.6 mm it is slightly larger than a silver Britannia and needs a capsule sized to match.Read guide →

Storage guideMaple LeafCanada's Maple Leaf is issued in gold and silver across several sizes. Smaller fractional coins fit the A and H range; match the capsule to your coin's diameter.Read guide →

Storage guideSomalian ElephantThe Somali Elephant is a popular 1 oz silver bullion coin with a design that changes each year. The standard 1 oz coin is 39 mm across and 3 mm thick, just larger than a modern silver Britannia, and it takes the H39 direct fit capsule.Read guide →

Storage guideSilver PandaChina's Silver Panda shares the annually changing design of its gold counterpart. The modern one-ounce silver coin is 40 mm across, so it takes the H40 direct fit capsule.Read guide →

British circulating

Storage guidePound coinsCollectors of commemorative British coinage often want to protect the round £1, the 12-sided £1 and the £2. The older round £1 is 22.5 mm and frames well in a 22 mm capsule.Read guide →

Storage guidePre-decimal UK coinsPre-decimal British coins each have their own diameter, so the right capsule depends on the coin. A shilling is about 24 mm, an old penny about 31 mm, and a half crown about 32 mm. Match the capsule to the coin you are storing, or check the coin size guide for the exact figure.Read guide →

Bars

Storage guideSilver barsCast and minted silver bars vary by manufacturer, so always measure before choosing a holder. Our bar capsules are sized for the common 1 oz, 5 oz and 10 oz formats.Read guide →

World silver and gold

Storage guideMexican LibertadMexico's Libertad is unusual in coming in both gold and silver across a wide range of sizes. The 1 oz silver coin has been 40 mm since 1996; the 1982 to 1995 coins are smaller and too thick for any Air-Tite holder. The quarter ounce silver is 27 mm and the tenth ounce gold 16 mm.Read guide →

Storage guideAustrian PhilharmonicAustria's Vienna Philharmonic is issued in gold and silver. The 1 oz coin is 37 mm, the quarter ounce gold 22 mm and the tenth ounce gold 16 mm. Choose the capsule that matches your coin.Read guide →

US classic silver

Storage guideMorgan and Peace DollarsThe Morgan dollar (1878 to 1921) and the Peace dollar (1921 to 1935) are the most collected classic US silver dollars. Both are around 38.1 mm across and sit in the H39 direct fit capsule.Read guide →

World gold and silver

Storage guideAustralian Lunar seriesThe Perth Mint's Lunar series follows the Chinese zodiac, with a new animal each year across gold and silver in several sizes. The one-ounce gold coin is around 32 mm and takes the H32 direct fit. One-ounce silver Lunars are 3.5 mm to 4 mm thick, too deep for any direct fit capsule, so Air-Tite recommend a black ring holder for them instead.Read guide →