A crucial change to GIA grading reports could restore confidence among the trade and consumers.
Category: Auction
Stone from Jwaneng mine will feature in Sotheby’s Hong Kong luxury sale on April 23.
10.02-carat Tiffany & Co. diamond ring is top seller, fetching $520,700.
Ring centering 26-carat stone brings in $1.3 million at recent London auction.
9-carat gemstone will carry $833,000 high estimate at the March 30 sale.
26-carat stone to carry $1.3 million high estimate at March 17 London sale.
Ring carries a $700,000 high estimate at March 19 Jewels Online sale.
Necklace and unmounted gemstone bring in $83,050 each at recent Los Angeles sale.
Christie’s saw “surging” demand for emeralds, rubies, sapphires and Paraiba tourmalines in 2025.
Jewel carries an $8 million high estimate in upcoming online sale.
In our first special edition, find out what sold and for how much, and how the market fared overall.