Pink diamond rare ring argyle

Rare ring featuring a pink diamond from the Argyle mine, a symbol of luxury and exclusivity following the mine's closure in 2020.

About this subject

The pink diamond is one of the rarest and most sought-after gemstones in the world, and the Argyle mine, located in the remote Kimberley region of Western Australia, was the primary source of these exceptional stones. For decades, Argyle produced over 90% of the world's pink diamonds, but its operations ceased in November 2020, making existing pink diamonds even more valuable. The featured ring showcases a vivid pink diamond, brilliant cut, set in a white gold or platinum band with flanking colorless diamonds that enhance the color. The rarity of pink diamonds arises from plastic deformation of the crystal structure during formation, which absorbs green light and emits pinkish hues. The Argyle mine was renowned for producing diamonds ranging from light pink to purplish red, known as "pink diamonds" or "Argyle pinks." The mine's closure not only limited supply but also drove prices to record highs at auctions, such as the 59.6-carat "Pink Star" sold for $71.2 million in 2017. This ring represents not just a high-value piece of jewelry but a piece of Australia's geological and economic history.

Frequently Asked Questions

Why are pink diamonds from the Argyle mine so rare?

Pink diamonds are rare because their color results from plastic deformation of the crystal structure during formation, a process occurring in less than 1% of diamonds. The Argyle mine, which produced most of them, closed in 2020, making existing stones even scarcer.

How can one distinguish a natural pink diamond from a synthetic one?

Natural pink diamonds exhibit inclusions and uneven color patterns, plus certification from gemological labs like GIA. Synthetic diamonds (CVD or HPHT) can be identified through specialized equipment that detects artificial growth features.

What is the typical value of an Argyle pink diamond ring?

Value varies by carat weight, color, and clarity, but Argyle pink diamonds can cost tens of thousands to millions of dollars per carat. For example, a 1-carat pink diamond can fetch over $1 million at auction.