Laos Jade Lunar Series
As already mentioned in previous articles, bullion investors should always stick to buying bullion coins and bars from renowned government mints and private mints as these bullion products sell for the lowest premiums and are also much easier to sell when the time has come. However, one of the joys of bullion coin collectors is ... Continue reading
MintID Bullion
While counterfeit bullion coins as well as counterfeit bullion bars have always existed, rising spot prices on the precious metal market have made this practice even more lucrative for counterfeiters in recent times. Multiple practices have been adopted by the bullion industry as a safeguard such as the Sunshine Mint‘s Mint Mark SI™ system, micro-engraved ... Continue reading
Tutankhamun Sand Triangle Coin
Recently, this blog already featured two articles about unusual triangular gold coins, the Bermuda Shipwreck coins as well as the Royal Australian Mint‘s Australian Shipwreck coins. Both of these rare collectible coins are shaped like a Reuleaux triangle. Another unusual and rare collectible bullion coin that has a triangular shape is the Tutankhamun Sand Triangle ... Continue reading
Australian Shipwreck Coins
If you have read our recent article about the Bermuda Shipwreck coin series then you’re already familiar with the concept of triangular coins. However, there is another series of gold and silver bullion coins that have the unusual shape of a Reuleaux triangle. These are the Australian Shipwreck coins of which 4 issues were minted by ... Continue reading
Reverse Proof American Silver Eagles
As already discussed in previous articles, one proven way for a mint to increase its sales is to issue special collectible versions of its bullion coins. No matter whether these coins distinguish themselves from the regular bullion coins by a special finish, the addition of a mint/privy mark, the selective application of color to the ... Continue reading
Bermuda Shipwreck coin series
Collecting precious metal coins from exotic countries is one of the joys of many numismatists worldwide. The appeal for collectors of such exotic coins is enhanced by such factors as scarcity, an unusual shape and/or design of the coins, selective coloring of design elements, the use of rare metals such as black rhodium etc. Among ... Continue reading
2021 American Eagle Type 2 Coins
Apart from the few gold and silver bullion coins that change their reverse design each year like the Australian Gold Kangaroo coins or the Chinese Gold Pandas and Silver Pandas, it is highly unusual for a long-running bullion coin series to make a change to its design. The US Mint however has decided to do ... Continue reading
The Japanese Gold Koban
If you have read our recent blog article about the Japanese Gold Oban, you may be able to guess that the Japanese Gold Koban must be a similar ancient coin from feudal Japan. That is indeed the case and you may consider these two types of ancient Japanese gold coins as sort-of relatives. The essential ... Continue reading
Nickel-plated silver coins
As private and government mints constantly try to find new ways to attract buyers for their numismatic precious metal coins, there are always new trends emerging. One of these is the plating of silver coins with rare and seemingly exotic precious metals such as rhodium. While black rhodium-plating certainly gives numismatic silver coins a more ... Continue reading
Diamond Standard Coins
Whereas gold, silver and other precious metal bullion coins are traded as commodities worldwide and have a constantly fluctuating spot price, the same is not the case for diamonds. Their value cannot be standardized in the same way, at least not until now, since diamonds don’t only vary in size (carat) but also in color, ... Continue reading



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