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Own a Piece of Royal Elegance - The $20 Williamson Diamond Brooch CoinOwn a Piece of Royal Elegance - The $20 Williamson Diamond Brooch CoinOwn a Piece of Royal Elegance - The $20 Williamson Diamond Brooch Coin

Own a Piece of Royal Elegance: The $20 Williamson Diamond Brooch Coin

April 25, 2025 by Colonial Acres Coins

When it comes to capturing history and elegance in a collectible, few items rival the $20 Williamson Diamond Brooch coin. Part of the Royal Canadian Mint’s Crown Jewels series, this coin is a breathtaking celebration of one of Queen Elizabeth II’s most iconic brooches. Known for showcasing heirloom pieces of the British Royal Family, the Crown Jewels series brings these treasures to life through finely crafted silver coins.

The $20 Williamson Diamond Brooch coin stands out not only for its beauty but also for its exclusivity. With a mintage of just 6,000 coins, collectors and jewellery enthusiasts will find this piece irresistible. It’s not just a coin; it’s a tribute to one of the most famous diamond brooches in history and a wonderful way to own a small piece of royal legacy.

The Story Behind the Williamson Diamond

Queens Williamson Pink Diamond BroochAt the heart of this coin is a tale that stretches back decades. The story begins in Tanzania in 1947 when one of the world’s most exquisite pink diamonds was discovered in the Mwadui mine.

This rare gem, weighing 54.5 carats in its rough form, was gifted to Princess Elizabeth as a wedding present by Canadian geologist John Thoburn Williamson. The diamond was later cut into a dazzling 23.6-carat brilliant stone, a work of craftsmanship that added even more allure to its rarity.

The pink diamond was set in a brooch design that featured a platinum base adorned with 203 additional diamonds, completing the piece in 1953. This happened to be the same year as Queen Elizabeth II’s coronation. The flower-shaped brooch quickly became one of her most beloved pieces, worn on notable occasions such as State events, family portraits, and even her Silver Jubilee Service in 1977.

With its history rooted in Canadian generosity and artistic brilliance, the Williamson Diamond Brooch became a timeless symbol of elegance, royal history, and Canada’s connection to the crown.

A Detailed Look at the 2025 Williamson Diamond Brooch $20 Coin

Coin Brooch

Fans of collectibles and rare diamond jewellery will be mesmerized by the intricate design of the $20 Williamson Diamond Brooch coin. A true jewellery lover’s dream, the coin replicates every elegant detail of the original brooch, embedding history in 99.99% pure silver.

Key Features of the Coin Include:

  • Exquisite Design: The jonquil flower motif mirrors the brooch’s beauty, featuring delicate petals arranged in crystal-adorned rhodium plating.
  • Pink-Coloured Stone: A striking pink-coloured glass stone takes the place of the original pink diamond, adding a touch of realistic charm.
  • Symbolic Reverse: The beautifully engraved floral accents flank the brooch design on the coin, ensuring it captures the essence of royalty.
  • Effigy of King Charles III: The obverse of the coin features the effigy of His Majesty King Charles III, designed by Canadian artist Steven Rosati.

Did You Know?

The Williamson Diamond was originally a 54.5-carat rough gem before its transformation into a 23.6-carat jewel at the centre of the brooch. This brooch also boasts an incredible 203 white diamonds that elevate its brilliance.

Collectors will also appreciate the coin’s premium quality:

  • Composition: 99.99% pure silver plated with rhodium for extra sheen.
  • Finish: A matte proof finish that adds a muted elegance to the design.
  • Size and Weight: A diameter of 38mm and a weight of 31.39g give it a substantial, high-quality feel.
  • Mintage: Limited to 6,000 pieces, making it both rare and highly collectible.

This beautiful coin is the second release in the Crown Jewels series, following the launch of the stunning 2024 $20 Sapphire Jubilee Snowflake Brooch Fine Silver Coin. Together, these pieces aim to honour royal heirlooms and celebrate their artistry in fine silver.

The  Williamson Diamond Brooch Coin   Sapphire Jubilee Snowflake Brooch

Why Add This Coin To Your Collection? 

The $20 Williamson Diamond Brooch coin is more than a keepsake. It is a bridge to history, a celebration of craftsmanship, and a testament to the bond between Canada and the British Royal Family. Here’s why it stands out:

  • Part of a Prestigious Series: The Crown Jewels series focuses on replicating some of the most famous diamond brooches and heirloom jewellery from the royal archives.
  • Royal Canadian Mint Craftsmanship: Known for its superb attention to detail, the Royal Canadian Mint ensures this coin is as flawless as the treasures it is inspired by.
  • Collectible and Rare: With only 6,000 coins produced, owning this coin means securing a truly rare piece of history.

Owning this coin isn’t just about a love for the British monarchy; it’s about appreciating artistry and tradition passed down through generations. Whether you are a numismatist, a jewellery enthusiast, or a royal history buff, this coin is a shining addition to any collection.

Coin Collecting with Colonial Acres

The $20 Williamson Diamond Brooch coin is not just a collector’s item; it’s a piece of history brought to life. Its brilliant artistry celebrates a gorgeous royal heirloom while paying tribute to Canada’s unique contribution to the tale of the Williamson Diamond.

Don’t miss your chance to own the $20 Williamson Diamond Brooch coin and explore all that Colonial Acres Coins has to offer. From rare collectible coins like those in the Crown Jewels series to currency, bullion, and historical artifacts, we’re your one-stop shop for all your collecting needs. 

With a commitment to authenticity, quality, and exceptional customer service, we make it easy for collectors to find unique treasures that match their passion. Start your journey today and discover why collectors trust Colonial Acres Coins for building their collections and preserving history. Explore our website to find your next prized piece!

Filed Under: Canadian Coins, Coin Collecting Tagged With: $20 williamson diamond brooch, famous diamond brooches, rare diamond jewelry

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