Explore our range of Certified Britannia Platinum Coins, featuring professionally graded Platinum Britannia issues from The Royal Mint across a full range of sizes from 1oz down to 1/10oz. Each coin has been independently certified by leading grading services such as PCGS and NGC, verifying authenticity, condition and overall collector quality.

This collection includes 1oz Platinum Britannia coins alongside fractional proof issues including 1/2oz, 1/4oz and 1/10oz denominations. Many examples are graded to high standards such as PR69 and PR70, representing near-perfect or flawless proof condition. Certified coins are encapsulated in protective slabs, preserving their condition and enhancing long-term collectability and market confidence.

Struck in .9995 fine platinum, Britannia coins are among the Royal Mint’s most prestigious modern issues, combining iconic British design with advanced minting techniques. Certified examples are particularly sought after due to their limited availability in top grades, strong demand across all denominations and their place within the wider Britannia platinum series.

Whether you are collecting investment-grade graded platinum coins or building a complete certified Britannia set from 1oz to 1/10oz, discover our selection of Certified Britannia Platinum Coins at The London Coin Company .

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