The Sienna Star, one of the largest fancy vivid yellow diamonds ever to be auctioned.

The Sienna Star, one of the largest fancy vivid yellow diamonds ever to be auctioned.

Sotheby’s to Auction One of the Largest-Ever Fancy Vivid Yellow Diamonds By Emili Vesilind | June 02, 2021 A 73 ct. fancy vivid yellow diamond estimated to sell for upward of $3 million will lead Sotheby’s Magnificent Jewels sale opening June...

Photo credit: Sky Diamonds WIRED reports on IGI Certified Sky Diamonds Post Author:John Pollard Post published:May 3, 2021 WIRED, the popular tech-lovers’ magazine which coined the term “crowdsourcing,” just posted a piece about eco friendly products. “The best...