The R&M “Lettre”

Sign-up for La Lettre from R&M to get the essentials of current affairs in the diamond industry and privileged access to the articles published below

We keep your data private and only share it with third parties that make this service possible. Read our Confidentiality Policy for more information.

esperluette

Laboratory-grown diamonds: facts and figures

The Natural Diamond Council has just published a new “Diamond Facts” report with updated data on laboratory-grown diamonds, based on facts and figures revealed by experts and currently available studies. The “Diamond Facts” reports, which condense the essential information on current topics into around 15 pages, are undoubtedly one of the Natural Diamond Council’s best […]

How De Beers CEO Al Cook Hopes to Turn His Company Around

Following De Beers’ annual Friday breakfast at the JCK show in Las Vegas, CEO Al Cook spoke with JCK about the flurry of initiatives he announced at the event, plus recent reports about sightholder deals and possible attempts by two former De Beers CEOs to purchase the company.. Any thoughts on the reports that two of your predecessors, Bruce Cleaver and […]

Taking Diamond Tracing to the Next Level 

Companies are leveraging nanotech, blockchain, machine learning, and more to make stones easier to track. In the past, jewelry clients would rank authenticity, value, durability and rarity as essential qualities when deciding on a diamond or gemstone, with mine-to-market traceability being desirable but not vital. Fast forward to 2025, and many customers now consider a […]

In Botswana, diamonds lie at the heart of an ethical and sustainable economic model

As the world’s second-largest diamond supplier, Botswana has established itself over several decades as a unique example of African economic success. By managing its natural resources responsibly and ethically – through a strategic partnership with De Beers in particular – the country has been able to transform this wealth into a lever for national development. […]

Tiffany & Co.’s Zero-Pronged Approach

An innovative setting technique from New Zealand-based jeweler Floeting has made its way into the luxury retailer’s Titan collection. For the top jewelry houses today, the new battleground is not only producing recognizable designs and getting the biggest fashion stars as ambassadors but also displaying diamond expertise and credibility.   Enter Tiffany & Co., which has […]

Jewelry: Continued Growth in 2024

2024 Key Figures Watchmaking – Jewelry After an exceptional 2023, the French jewelry sector continued its upward trend in 2024. According to recent data published by Francéclat, French production reached record sales of 6.1 billion euros, marking a 6% increase on the previous year.This growth was also reflected in employment, with a 1% increase in the […]

Historic Uncertainty Impacts Diamond Market

May 6, 2025, Las Vegas. Diamond prices rose sharply at the beginning of April in response to announcements of new U.S. import tariffs, and then stabilized later in the month when the U.S. delayed the tariffs by 90 days. The RapNet Diamond Index (RAPI™) for 1-carat goods edged up 0.7% during the month. The index […]

The state of the natural diamond market in France: a precious reference for consumers

Natural diamonds continue to hold a special place in the hearts of the French, combining tradition, emotion and the desire to pass on their heritage. To gain a better understanding of consumer expectations and market dynamics, Le Collectif Diamant, in collaboration with Ipsos, has unveiled an exclusive survey* of 1,000 French people from higher socio-economic […]

De Beers Shutting Down Lightbox, Its Lab-Grown Diamond Business

Seven years after its introduction sent shock waves through the industry, De Beers is closing the Lightbox lab-grown diamond business. As part of the closure process, De Beers will sell certain assets, including inventory. At press time, Lightbox’s site was still up, but De Beers CEO Al Cook tells JCK it will cease functioning within the coming months. At JCK Las […]