NewsBrief January 23, 2023 RJC Names Melanie Grant as Executive Director The Responsible Jewellery Council (RJC) has appointed writer and curator Melanie Grant as its executive director, 10 months after the Russia crisis left the standards organization without a permanent leader. Herco Owner Retires, Sells Business to Quality Gold Jewelry wholesaler “is now in good hands,” says Reuven Itelman. Market Comment: Changes & Challenges Diamond market uncertain. Small polished outperforming larger stones. GIA Rolls Out Lower-Cost Lab-Grown Dossier Grading report carries $55 price tag for 1-carat stone. News Digest Tiffany Buys Some of a Legendary Diamond Mine’s Last Finds Subscription Required (The New York Times) Surat Diamond Production Down 21%, 10K Workers Lose Jobs (Business Standard) Signets of the Times: Playful New Takes on a Traditional Ring (Jewelry Connoisseur) Events Rapaport Single Stone Auction January 18-30 New York & Israel More Details Rapaport Jewelry Auction January 23-25 New York & Online More Details Rapaport Melee Auction January 24 - February 2 New York & Dubai More Details RapNet Diamond Index (RAPI™) Diamond Data Size Index Weekly Monthly Y2Y  0.30 ct 1523 0.81% 2.89% -6.08%  0.50 ct 2679 0.08% 0.20% -13.14%  1.00 ct 7530 0.25% -0.39% -15.57%  3.00 ct 24740 0.12% -0.83% -8.85% Rapaport Investment Grade Diamonds

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