Rio Tinto’s Argyle Violet Up For Auction

Rio Tinto has discovered a rare 2.83-carat violet diamond known as the Argyle Violet at its Western Australian mine, the largest of its type from the operation, which could sell for more than $4 million.

Global mining giant Rio Tinto’s largest and most exquisite diamond, Argyle Violet, is expected to fetch a four-million dollar

Global mining giant Rio Tinto’s largest and most exquisite diamond, Argyle Violet, is expected to fetch a four-million dollars

The oval shaped diamond will be the centerpiece of the 2016 Argyle Pink diamonds tender, which is the annual showcase of the rarest diamonds from the mine.

The violet coloured diamond unearthed from Rio’s Western Australia diamond mine is 2.83 carat polished oval shaped diamond, and will be showcased in Rio’s 2016 Argyle Diamonds Pink Tender.

It took more than 80 hours to polish the Argyle Violet to form its shape from the 9.17 carat rough diamond.

It took more than 80 hours to polish the Argyle Violet to form its shape from the 9.17 carat rough diamond.

The tender attracts private bids and while the price for the rare gem is yet to be decided, it could attract offers anywhere from $1m to $2m a carat.

“Impossibly rare and limited by nature, the Argyle Violet will be highly sought after for its beauty, size and provenance,” Rio Tinto Diamonds general manager of sales Patrick Coppens said.

The 2016 Argyle Pink Diamonds Tender will commence private trade viewings in June and travel to Copenhagen, Hong Kong and New York.

The 2016 Argyle Pink Diamonds Tender will commence private trade viewings in June and travel to Copenhagen, Hong Kong and New York.

It took more than 80 hours to polish the Argyle Violet to form its shape from the 9.17 carat rough diamond — which was said to look like a meteorite with deep etching, pits and crevices.

The 2016 Argyle Pink Diamonds Tender will commence private trade viewings in June and travel to Copenhagen, Hong Kong and New York.

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