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...
About Rubies REF: GIA

About Rubies REF: GIA

Ruby and sapphire are varieties of the mineral corundum. – Courtesy Hamilton Jewelers Ruby is the most valuable variety of the corundum mineral species, which also includes sapphire. Rubies can command the highest per-carat price of any colored stone. This makes...