Monday, October 31, 2022

Big Money Carbon Capture: Blue Diamonds Coming To Auction At Sotheby's, Geneva

From United Press International, (also on blogroll at right), October 13:

Sotheby's to auction off blue diamonds valued at $70 million

Sotheby's will be auctioning off a set of eight rare blue diamonds valued at over $70 million at their Magnificent Jewels Auction in New York, Hong Kong and Geneva in 2022 and 2023. The diamond collection from De Beers is among the most valuable ever to be offered up for auction.

The diamonds were purchased in 2020 by De Beers and Diacore from the Cullinan mine in South Africa, the same mine that was the source of a 15.10-karat Fancy Vivid Blue diamond that sold for $57.5 million in April....

....MUCH MORE

We've fancied the fancies for a while. One of the more interesting stories: 

You Thought the Rio Tinto Red Diamonds Were Baubles, You Dismissed the 118 Carat 'Perfect' Being Auctioned Tomorrow as Crass, Perhaps Monsieur et Madame Would be Interested In...

...The Pink Star  

 https://sothebys-com.brightspotcdn.com/dims4/default/dec4285/2147483647/strip/true/crop/2000x2000+0+0/resize/2880x2880!/format/webp/quality/90/?url=http%3A%2F%2Fsothebys-brightspot-migration.s3.amazonaws.com%2F73%2Fa8%2Fa5%2Fdee4f9d9108a1a74c66bbc0e08284331e408e77d56e10ceb5c4f60bb38%2Fge1305-372.jpg

It sold at auction in Geneva for $83 million in 2013 but, from Art Market Monitor, March 2017:

Sotheby’s Brings ‘Pink Star’ Diamond to Hong Kong

Sotheby’s announced today that it is bringing back the Pink Star diamond to the marketplace. The nearly 60ct Flawless Fancy Vivid Pink diamond was originally sold in Geneva three and a half years ago for a record price of $83m. Then the buyer reneged on his bid and Sotheby’s—which had guaranteed the stone for a reported $60m—took the diamond into inventory....MORE

Don't cry for Sotheby's on the busted trade, on the second go-round it fetched $71 million.

Here are the Rio Tinto reds mentioned in the headline above the pinkun:
May 2013
Rio Tinto's Extremely Rare Red Diamonds (RIO)

http://resources1.news.com.au/images/2013/05/17/1226645/462229-diamonds.jpg 
And here's an interesting stone from a 2016 post:
There are many more if interested, use the 'search blog' box upper left