JCK Las Vegas reflects market split. 2 ct. and larger diamonds selling, with 10 ct.+ strong. 1.20 to 1.99 ct. mixed; smaller “bread and butter” goods slow. Riches in the niches (long fancies, antique cuts, low and fancy colors, gemstones). Jewelry better than loose diamonds. US consumers returning to natural for pricier pieces. Strong Luxury show as high-end jewelers sought unique products for affluent clients. Retailers only buying for inventory in hottest categories. Signet fiscal 1Q sales +1% YOY to $1.6B. Angola to reduce supply of small rough. Finsch mine in business rescue; Kao mine reportedly pausing. Sign up to beta-test Rapaport’s new agentic AI tool here.

After 25 years and millions of diamonds, GCAL has seen the good, the bad, and the uncomfortable sides of diamond grading. This candid founder-led conversation with Donald, Pamela, and Angelo Palmieri will share the stories behind the standards.

2-carat and larger stones in demand at key US show.

Next Catoca and Luele sales will see lower availability in those sizes, Endiama says.