5oz Gold Proof Britannia Coins

Explore our range of 5oz Gold Proof Britannia Coins, among the most prestigious and exclusive issues in the Royal Mint’s modern Britannia series. Struck in 5 troy ounces of 999.9 fine gold , these large-format proof coins represent the pinnacle of Britannia collecting, combining exceptional craftsmanship, low mintages, and strong global demand.

Issued as part of the annual Britannia programme, these coins feature the iconic image of Britannia, the enduring symbol of British strength and integrity, struck to the highest proof standard with mirror fields and frosted design detail.

This category includes a wide selection of 5oz Gold Britannia Proof issues, such as:

• Annual 5oz £500 Gold Britannia Proof coins
• Elizabeth II and King Charles III 5oz Gold Britannia releases
• Low mintage and special edition Britannia proof issues
• PCGS and NGC certified graded 5oz Gold Britannia coins
• First Strike and special label slabbed examples
• Limited presentation box and certificate issues
• Key date modern Britannia releases (various years)

Each 5oz Gold Britannia coin carries a £500 face value and is struck to proof quality using specially prepared dies and polished blanks. These coins are produced in extremely limited quantities, with many issues having mintages in the tens rather than hundreds, making them highly sought-after among advanced collectors and investors.

Collectors are drawn to 5oz Gold Britannia Proof coins for their:

• Exceptional size and visual impact (50mm diameter)
• Ultra-high purity 999.9 fine gold
• Extremely low mintages and strong scarcity
• Premium Royal Mint proof finish
• Inclusion of both modern and key date issues
• Strong demand in certified (PCGS/NGC) slabs

At The London Coin Company, we offer a carefully selected range of 5oz Gold Britannia Proof Coins, including certified graded examples and original Royal Mint presentation issues.

Whether you are looking for:

• Annual 5oz Gold Britannia Proof coins
• Low mintage modern releases
• PCGS / NGC certified Britannia coins
• King Charles III and Queen Elizabeth II issues
• Investment-grade large gold proof coins

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

5oz Gold Britannia Proof Coins represent the most prestigious format within the Britannia series, combining maximum gold content, limited production, and exceptional Royal Mint proof quality.