Certified Coins

Explore our range of Great Britain Certified Coins, featuring individual British coins that have been independently authenticated, graded, and encapsulated by leading third-party grading services such as NGC and PCGS. This category includes both Proof and Brilliant Uncirculated (BU) coins across all modern UK denominations, offering collectors complete confidence in authenticity, condition, and long-term preservation.

Certified coins are selected examples of Royal Mint issues that have been professionally assessed and assigned a numerical grade on the internationally recognised Sheldon scale, ranging from 1 to 70. Coins graded in this way are sealed in tamper-evident holders (“slabs”), protecting them and clearly displaying their assigned grade and condition.

This category includes:

• Certified Proof coins (PF / PR graded)
• Certified Brilliant Uncirculated coins (MS graded)
• Individual slabbed UK coins
• Commemorative and circulating issues
• £5, £2, £1 and 50p certified coins
• Modern decimal and commemorative releases
• Graded coins from NGC and PCGS
• Key date and premium condition examples

Certified Proof coins are specially struck collector issues with mirrored fields and frosted design elements, designed exclusively for collectors and often produced in limited numbers. Certified Brilliant Uncirculated coins are high-quality mint state examples that have never entered circulation, retaining their original mint lustre and sharp strike characteristics.

Collectors are especially drawn to certified coins for their:

• Third-party authentication and grading assurance
• Long-term protection in sealed holders
• Clear condition grading using the 70-point scale
• Strong liquidity and global collector recognition
• Premium appeal for high-grade examples (GEM BU, PF70, MS70, etc.)

The category includes modern British coins featuring:

• Queen Elizabeth II
• King Charles III

Across a wide variety of commemorative themes, including Royal events, historic anniversaries, cultural celebrations, and iconic UK coin designs.

At The London Coin Company , we offer a carefully selected range of Great Britain Certified Coins in Proof and Brilliant Uncirculated condition, including single slabbed coins, high-grade key issues, commemoratives, and modern Royal Mint releases.

Whether you are looking for:

• Certified Proof coins (PF/PR70 examples)
• Certified Brilliant Uncirculated coins (MS graded)
• Slabbed 50p, £1, £2 and £5 coins
• Key date certified issues
• High-grade modern UK coins

…you’ll find a curated selection suitable for both serious collectors and investors.

Great Britain Certified Coins combine Royal Mint quality with independent professional grading, offering enhanced confidence, preservation, and collectability across the full range of modern British coinage.