Price Guide to Antiques & Collectables
These items have been sold, and the description, image and price ($US) are for reference purposes only.

Brooches featuring Australian Argyle diamonds

Argyle diamonds are highly prized for their rarity and unique colours and were mined exclusively from the Argyle diamond mine in Western Australia. The Argyle mine was the world's largest diamond mine in terms of the volume of diamonds produced and was operational from 1983.

The story of Argyle diamonds begins in the late 1970s when geologists discovered a deposit of diamonds in the remote East Kimberley region of Western Australia. In 1983, the Argyle diamond mine officially opened, and over the years, it became a major producer of high-quality diamonds.

One of the unique features of Argyle diamonds is their pink and red coloration. These colours are caused by a distortion in the diamond's crystal lattice structure and are incredibly rare, with only a small percentage of diamonds found in the Argyle mine exhibiting these colours.

The Argyle diamond mine had a significant impact on the more... diamond industry, as it produced a large proportion of the world's pink and red diamonds. In 2020, the mine closed after 37 years of operation, as it had reached the end of its productive life. less...

3 items found.
A silver gilt people brooch, Stuart Devlin, London, of circular…
Stuart Devlin people brooch

A silver gilt people brooch, Stuart Devlin, London, of circular form, designed as entwined human figures. Weight 21.93 grams. Diameter 2.17 in. Maker's mark, London, 1982. For a similar example please see: 'From the diamonds of Argyle to the Champagne…

You must be a subscriber, and be logged in to view price and dealer details.
A pink Argyle and white diamond brooch by Nicholas Pike,…
Pink Argyle Diamond Brooch by Nicholas Pike

A pink Argyle and white diamond brooch by Nicholas Pike, centrally set with a round brilliant cut pink Argyle diamond of 0.35cts, with pave set round brilliant cut diamonds to the surround totalling 0.78cts, hand crafted in 18ct white gold, 0.59 in.…

You must be a subscriber, and be logged in to view price and dealer details.
An Argyle and golden diamond spray brooch, 18ct white gold,…
Golden Diamond Spray Brooch with Cognac Center Stone

An Argyle and golden diamond spray brooch, 18ct white gold, crafted as a large stylised floral panel of spray design, centrally featuring a light cognac coloured brilliant cut diamond of approximately 0.36ct bezel set in a millgrained edge, framed by a ste

You must be a subscriber, and be logged in to view price and dealer details.
Loading more...