Sydney: Argyle Pink Diamonds is marking its 30th anniversary with a limited edition pink diamond encrusted feather pendant. Dubbed the Argyle Pink Plume, the necklace is set with more than 1 carat of natural Argyle pink diamonds.

Only 100 of the anniversary pendants will be made. Each piece has a numbered “1 of 100” laser inscription and is accompanied by a certificate of authenticity and bespoke box.

“The Argyle Pink™ Plume is a celebration of thirty special years and speaks to the rarity, beauty and extraordinary provenance of Argyle pink diamonds,” said Josephine Johnson, manager of Argyle Pink Diamonds.

The pendant will be available for purchase through Argyle Pink Diamonds’ global network of trusted retailers, known as Argyle Pink Diamond Select Ateliers, from November.