John Glajz’s four-decade passion transformed Argyle pink diamonds from geological curiosity into world-renowned treasures championing provenance, bold acquisitions, creative collaborations, and limited editions that preserve scarcity and storytelling to preserve the mine’s legacy.

John Glajz, Founder of Glajz

Red diamonds entered public consciousness in 1987, when Christie's New York sold the Hancock Red – a mere 0.95 carats of purplish-red — for $880,000. They remain so vanishingly rare that most diamond dealers will never handle one.

The Collector’s Editions have been pivotal in promoting not only the natural beauty of pink diamonds, but also the value of their scarcity and the importance of provenance.

The Argyle Pink Diamond Tiara, designed by Asprey's of London was unveiled in 2010 at Masterpiece London and attracted immediate attention. It was acquired by West Australian jeweller Linneys in 2012 and renamed The Linney's Argyle Pink Diamond Tiara.

The Lover's Knot | Argyle Blossom Ring

The Kimberley Treasure Coin: Mintage 1, 1kg, 24-carat Gold | The Discovery Coin: Mintage 1, 2-kg, 24-carat Gold

The Perth Mint announced the sale of the one-of-a-kind Argyle Treasures ring. Featuring 2.89 carats of fancy colour diamonds from the Argyle mine, including a pair of vivid pink oval diamonds.

Diavik Midnight Sun by Musson Jewellers unites rare fancy colour diamonds from Australia’s Rio Tinto’s Argyle and Canadian Diavik’s mines. It features a magnificent 18.08ct Fancy Intense Yellow Oval diamond, beautifully complemented by a sparkling bouquet of 4.09ct Argyle pink diamonds.

A rare Australian icon, reborn, crafted by Solid Gold Jewellers, the $2 million Argyle Rose is an interchangeable ring and pendant featuring a spectacular 1.36-carat Fancy Deep Pink diamond. Encircled by Argyle pink, blue, and white diamonds in platinum and gold, this piece is one of the final treas

In conjunction with Linney’s, this limited-edition Argyle Pink Quokka captures Western Australian wonder in a breathtaking masterpiece, combining 3.39 carats of Argyle Pink Diamonds with white and champagne diamonds and 280 grams of 18ct gold.

Crafted by the historic British crown jeweller Garrard, this breathtaking tiara was modelled with Garrard’s signature V-shaped motifs, set to the centre. The centrestone is a detachable square radiant-cut Fancy Intense Pink VS2 diamond weighing 1.01-carats that can be worn separately as a ring.

A curation of history's most significant Argyle diamonds that have passed through Glajz's hands, showcasing the absolute pinnacle of rarity and color. Some of the legendary diamonds include the 3.22-ct Argyle Siren, 3.14-ct Argyle Alpha, 2.63-ct Argyle Old Master I, and 2.61-ct Argyle Amour.