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DIAMOND GEMS WEEKLY


Cibjo's Synthetics Push
It’s been a relatively quiet period, with many dealers in Antwerp, Israel and New York taking vacation over the summer. That also applies to the news flow, which has been rather sparse as earnings season winds down. For me, the highlight of the coming week will be the CIBJO Congress at the Vicenza show. I always love attending Vicenza, despite feeling eternally underdressed there. It has not only emerged as the most important European jewelry fair, but is arguably the numbe
18 hours ago2 min read


Russia Pushes Downstream as Diamond Centers Compete for Value
Have you been following developments in Russia vis-à-vis its diamond industry? They’re worth watching as the country pushes to expand its domestic diamond manufacturing sector. This week, Alrosa CEO Pavel Marinychev met with Russian deputy finance minister Alexey Moiseyev and Smolensk region governor Vasily Anokhin to advance the development of a domestic diamond cutting cluster in Smolensk and the Republic of Sakha (Yakutia). Marinychev discussed the same initiative with P
Aug 243 min read


India Opens Rough Trade
India has passed a law providing a full income tax exemption for foreign companies trading rough diamonds through the country’s special notified zones. As we discussed in last week’s memo, when the law was proposed, the move at last brings India into the diamond trading conversation. Think of it as India’s version of beneficiation, adding value to its dominant diamond manufacturing sector. Frankly, it’s somewhat of a mystery that India has maintained such a draconian tax re
Aug 182 min read


India Targets Rough Trading
I’m not sure if you’ve noticed, but the diamond trading centers seem to be getting more assertive in claiming their positions in the market. Over the past year, Antwerp has regained some of its lost stature through effective lobbying that helped secure exemptions from US tariffs for European-sourced diamonds. The UAE has maintained its momentum, recording record diamond trading levels in 2025, while Qatar established a diamond bourse that was welcomed last month as the newe
Aug 102 min read


Luxury Jewelry Outperforms, De Beers Cuts Losses, Gold Demand Slows
July was a busy month for the diamond and jewelry industry from a news perspective, even if trading activity eased, as it typically does during the northern hemisphere summer period. Beneath the seasonal slowdown, however, were several consequential developments, many of them emerging from the earnings season that began in July and continues through August. See the full July 2026 News Roundup Looking at the past week, the luxury groups once again stood out, with their jew
Aug 31 min read


US Tariffs, Synthetic Diamond Rules, China Signals...
Undoubtedly, the biggest story of the week was the reinstatement of US tariffs on imports from key trading partners following the expiration of the temporary 10% global tariff regime. The new structure is more nuanced. Some countries gained exemption from import duties, others face a 10% tariff, while imports from most countries are now subject to a 12.5% rate. (See the Jeweler’s Vigilance Committee Member’s Alert and its Tariff Tracker). For the diamond industry, Botswan
Jul 271 min read


De Beers Sale Nears, Ekati Closes
It’s been a quietly significant week in the diamond industry, with some rather astonishing announcements across the mining, trading and retail sectors. And we had a fantastically large diamond recovery to get the juices flowing. Starting with mining, we saw operations cease at two legendary diamond mines. A court filing revealed that Burgundy Diamond Mines is closing the Ekati mine in Canada after attempts to sell it failed. Annual production at Ekati peaked at around 7.4
Jul 212 min read


De Beers Pauses Venetia Mine, Rough Market Reset
Just as I was crossing the t's and dotting the i's on this week’s newsletter, a press release landed in my inbox announcing that De Beers is pausing operations at the Venetia mine in South Africa for two years. That changed the lead story because this is a significant development, even if it isn't entirely surprising. In fact, I argued this was a likely outcome in the Diamond Executive Report, The Value of De Beers, published in May, where I wrote: “De Beers might conside
Jul 131 min read


Reasons for Optimism in the Diamond Market
By far the most consequential story over the past week went a little under the radar. De Beers signaled it would reduce prices at the sight that began today, as reported by Rapaport’s Joshua Freedman. The move, corroborated by my own sources, is a sign that De Beers believes the market is improving. That may sound counterintuitive given the price cuts, but De Beers typically adjusts prices to stimulate buying when it sees polished inventories have declined and demand beginn
Jul 62 min read


The Real Opportunity for Lab-Grown Diamonds
This week I turn my attention to technology and what I believe may be the real opportunity for lab-grown diamonds. Over the weekend, I was alerted to a video by Chloe Abram. If you're not familiar with her, as I wasn't, she describes herself as a video journalist who makes optimistic explainers about technology. Her latest video, The $1 Trillion Problem Diamonds Can Solve, attracted more than a million views in its first day. In it, she gives an easy-to-follow explanation
Jun 301 min read


Diamond Transparency Gets A Boost
Marquise-shape diamond ring offered for sale at Sotheby's New York in June 2026. (Sotheby's) It seemed like a quiet week, but there were some consequential developments in the diamond and jewelry world. Perhaps the key word to sum it all up is transparency. The biggest development in that regard was the GIA's announcement that it plans to: a) add comments to certain diamond grading reports noting that fluorescence may enhance a diamond's appearance in UV-rich environments
Jun 221 min read


Natural Diamonds and AI Authenticity
For many of us in the diamond and jewelry industry, LinkedIn is our playground. It’s the platform on which we engage most with our peers, share ideas, expand our networks, and build our personal and company brands. For years, the platform gave us a false sense of success, as the algorithm seemed to encourage engagement regardless of content quality. Frankly, it was quite simple to rack up thousands of impressions and hundreds of likes on almost any post. If you haven't no
Jun 161 min read


Synthetic Diamond Disclosures
It’s been a somewhat disruptive week for me, balancing travel with content creation, business development and analysis. I expect to be back to my regular broadcasting schedule this week. It’s also been an interesting period for the diamond and jewelry market. The post-Vegas environment can be unsettling, as companies focus on bringing goods home, following up on new connections and, hopefully, filling orders. That said, the industry conversation has shifted gears, as we’v
Jun 92 min read


Good Mood, Same Issues Out of Vegas
I was getting relatively positive energy from Las Vegas over the weekend, with the usual stream of company announcements timed around the JCK show (see What's Happening in Vegas?). Of course, the more important element of the show is sentiment and trading levels, which were perhaps best summed up by one subscriber who told me: “The feeling is that the US market is okay, but lab-grown keeps growing. In loose diamonds, only 2-carat and up is moving.” That’s not a big surpr
Jun 22 min read


More Calm, Less Panic Ahead of Las Vegas Jewelry Week
We have a big week ahead as the Las Vegas shows kick off on Wednesday and continue through the weekend. Las Vegas Jewelry Week remains one of the clearest indicators of the state of the US jewelry market and arguably offers the strongest networking environment on the industry calendar. The K-shaped economy has become a defining theme in how the US retail landscape has evolved, with jewelers increasingly shifting either toward higher-end, value-driven strategies or volume-ba
May 262 min read


Luxury Holds Firm as Industry Aligns
Last week’s Geneva auctions, and the GemGenève show before them, served as a welcome reminder of the resilience at the higher end of the diamond market. GemGenève, now firmly established as Europe’s premier jewelry trade show as it celebrated its 10th anniversary, drew record attendance, while the Sotheby’s and Christie’s auctions generated strong buyer interest. Together, they offered an encouraging signal ahead of the Las Vegas shows that, despite the uncertainty and weak
May 192 min read


Milestones and Magnificent Jewels
It was a milestone week for me as The Diamond Press expanded with the publication of the inaugural Diamond Executive Report, the launch of the Diamond Executive Club, and the introduction of the Global Diamond & Jewelry Tracker. Thank you for the overwhelming support. Please feel free to reach out directly if you’d like more information or simply want to better understand how it all fits together. I realize it may seem like a lot at first glance, but the three offerings are
May 122 min read


Geneva Auctions Take Center Stage
Happy new month. It’s quite crazy how quickly time is moving. We already have the Vegas shows coming up at the end of the month, though before that GemGenève gets underway this week and next, alongside the Geneva auctions with their usual line-up of spectacular diamonds. This year the offering feels a little understated, though the 5.50-carat triangular-cut fancy vivid blue-green diamond at Christie’s, and the cushion-shaped 6.03-carat fancy vivid blue, internally flawless
May 62 min read


Measuring Marketing Success
I’m not sure if you agree, but it feels to me that the industry has turned a positive corner in its marketing activity. Perhaps that’s a sign of tough times, with promotional efforts ramping up as the trade recognizes the urgency of reclaiming its place in the consumer mindset. We’ve had a seemingly successful launch of World Diamond Day by the Natural Diamond Council, De Beers’ Desert Diamonds push appears to be gaining traction, and organizations like the World Federation
Apr 272 min read


New Podcast, Too Many Rough Suppliers...
It’s been a fun week for me personally, having launched a new podcast with my friends Rob Bates and Edahn Golan. We’re “The Diamond Dudes,” and I think we offer something that’s been missing in the industry for some time: unfiltered, opinionated discussion about diamond industry developments, with a bit of banter mixed in. It aligns closely with what I’m building at The Diamond Press . You can listen to the first episode on Apple Podcasts , Spotify , Amazon Music or watch
Apr 201 min read
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