2025 World's Most Expensive Stamps - Swedish Treskilling Yellow Silver Proof Coin pre-order the set is housed in

the set is housed in a classic display case and superbly illustrated shipper

now forged in 1oz of 999 pure silver

Also included on the design is the inscription ‘2026’ and The Perth Mint’s ‘P’ mintmark

Tradition holds that all Australian coins bear an effigy of the reigning Monarch on their obverse

Each coin is a symbol of artistry

2025 World's Most Expensive Stamps - Swedish Treskilling Yellow Silver Proof Coin pre-order the set is housed inIn 1855, Sweden issued a three skilling stamp that was meant to be printed in blue green. By coincidence, one sheet appeared in yellow a simple mishap that turned into a legend. Only one known example has survived to this day, kept as a treasure by the philatelic world. The silver coin recreates the texture of the paper, the colour tone and the delicate traces of time on the original. It tells the story of how chance can transform an error into one of