Lab-Grown Demand Boosts Average Engagement Ring Size

One-third are over 2 carats, up 10% from 2019.

Who Makes What in the Industry, and This Week’s Other News

Members of the editorial team pick their favorite pieces from the internet.

IGI Develops Method for Distinguishing Lab-Grown Fancy Color from Natural

Lab can verify both loose stones and those mounted in jewelry.

Indian Manufacturing Slump Hits Sarine Results

Company reports loss for full year as revenue drops 27%.

Detecting Lab-Grown Diamonds That Deceive

Synthetic stones masquerading as naturals are arriving in labs. How prevalent is this, and how can the rest of the trade protect itself if fraudsters are trying to dupe the experts? Insiders weigh in.

US Diamond Market Shows Mixed Messages

Retailers reluctant to buy for inventory amid slow consumer demand.

De Beers Testing Lower Lab-Grown Prices for Lightbox

Anglo American shaves $1.56 billion off miner’s value following 2023 losses.

A Colorful Life: Leibish Shares the Many Hues of His 40-Year Diamond Career

Leibish Polnauer discusses his professional journey with Rapaport’s editorial team, from a fluke that helped him launch his business to spending two years sourcing yellow stones for a Jacob & Co. watch.

Why Not All Lab-Grown Is Sustainable, and This Week’s Other News

Members of the editorial team pick their favorite pieces from the internet.

Strong Holiday Demand Lifts Pandora Revenue

Expansion of store network and lab-grown line also contribute to fourth-quarter hike.

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