From lab-grown diamonds and AI to the inevitable Taylor Swift mention, here are some of Conclave’s most intriguing educational offerings.
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![The 170-carat “Lulo Rose” diamond, right, and the 80-carat colorless diamond pictured beside it were recovered from Lucapa’s Lulo mine. The company, which got a new CEO late last year, recently announced changes to its board. Lucapa rough colorless and pink diamonds](https://uploads.nationaljeweler.com/uploads/80ded03049105a2f9c31fdd82b76bd28.jpg)
Stuart Brown, who was De Beers’ CFO and interim CEO, is now Lucapa’s independent non-executive chairman.
![This 18-karat gold and citrine Jaeger-LeCoultre Ref. 7295 pinky-ring watch dates to 1953 and is one of 24 lots being offered in Sotheby’s upcoming “Rough Diamonds” watch auction. The watches will be on display in Geneva Monday through Wednesday, with the sale slated to take place Thursday. Jaeger-LeCoultre citrine pinky-ring watch](https://uploads.nationaljeweler.com/uploads/68ede15a197c3373407bd81608d81c28.jpg)
The auction will take place Thursday and is underground, literally.
![Monica Rich Kosann’s “Slim Heart” locket is available in silver as well as 18-karat yellow gold, as seen here and on model Jacquelyn Jablonski, right. Monica Rich Kosann Slim Heart Locket in gold and Jacquelyn Jablonski](https://uploads.nationaljeweler.com/uploads/59984acba6b18d976e310e6d21f86f38.jpg)
Monica Rich Kosann created the “Slim Heart” locket in partnership with model and philanthropist Jacquelyn Jablonski.
![The Natural Diamond Council has added 19 roleplay videos to its education platform. In this video, a sales associate shares some diamond facts and history with a jewelry store customer who is looking to buy herself a piece of diamond jewelry for her birthday. Natural Diamond Council roleplay training video](https://uploads.nationaljeweler.com/uploads/97047d8e79119574d4966ae1d93bcd96.jpg)
The Natural Diamond Council also has added its first non-mining member, the Okavango Diamond Company.
![Jewelers of America logo](https://uploads.nationaljeweler.com/uploads/a86477bd49f1d577a459cc3585240de4.jpg)
The first one will take place next month during the Jewelers of Louisiana’s and Mississippi Jewelers Association’s conventions.
![Police are on the lookout for the man and woman who broke into a California jewelry store earlier this month and fled with the store’s safe trailing from their van. Stock image of police cars with their lights on](https://uploads.nationaljeweler.com/uploads/8ea3da93b232658a23b8aa28e4afe3bd.jpg)
JSA said a man and woman pulled the safe out of an Oakland jewelry store but couldn’t quite get it into their van.
![Elvis Presley gave this 14-karat gold and diamond Baume & Mercier watch to actress Dodie Marshall, his co-star in the 1967 film “Easy Come, Easy Go.” It is part of Bonhams upcoming Fine Watches Online auction, which opens April 20. Gold and diamond Baume & Mercier watch Elvis gave to Dodie Marshall](https://uploads.nationaljeweler.com/uploads/55a72b596af9f3c77058e26d93924288.jpg)
Elvis gave the watch to actress Dodie Marshall after filming “Easy Come, Easy Go.”
![Graphic for Sarine Tracr webinar on G7 ban on Russian diamonds](https://uploads.nationaljeweler.com/uploads/8616716104892a813c53120e0d6021e7.jpg)
Sarine Technologies and Tracr will hold a free webinar Wednesday on what retailers need to know about the new rules.
![Gabriella De Vivo, left, and Victoria Scott have joined the team at New York-based diamond jewelry brand Jade Trau. Gabriella De Vivo and Victoria Scott](https://uploads.nationaljeweler.com/uploads/f4654ec7bb936d7b24df91cb7266fc3b.jpg)
Victoria Scott and Gabriella De Vivo have joined the brand in the midst of an expansion.
![Rough diamond sales totaled $430 million in De Beers Group’s second cycle of sales for 2024, compared with $497 million in the same time period last year. (©De Beers Group/Photo credit: Ben Perry, Armoury Films) Stock image of rough diamonds mined by De Beers](https://uploads.nationaljeweler.com/uploads/1eba686411480330e07844bd221d9502.jpg)
The company’s rough sales improved for the third sales cycle in a row.
![The late Hedda Schupak worked at JCK magazine for 23 years and, later in her career, served as editor of The Centurion newsletter. The WJA Foundation has established a scholarship in her honor to support aspiring communications professionals. Hedda Schupak](https://uploads.nationaljeweler.com/uploads/6a3b0ff0f8e90f6407242f71d44c8925.jpg)
It aims to support aspiring journalists, media professionals, content creators, and communicators.
![Jewelry from designers Jean Prounis, Marla Aaron, and Marie Lichtenberg](https://uploads.nationaljeweler.com/uploads/8a781687aee4e6dae48e40c447e65823.jpg)
They are Marla Aaron, Marie Lichtenberg, and Jean Prounis.
![Eddie Grove, who worked in the industry as a traveling salesman for 35 years, died unexpectedly in January. Friends and loved ones remember him for his skills as a salesman, kindness, and integrity. Eddie Grove](https://uploads.nationaljeweler.com/uploads/c25407f679047dfd29072ef1cf671376.jpg)
The Pennsylvania native, who sold for Gumuchian and others, is remembered for being kind and outgoing.
![Designer Marla Aaron, left, and journalist Tanya Dukes are among the 2024 Gem Award nominees. See who else was nominated below. Designer Marla Aaron and writer Tanya Dukes, 2024 Gem Award nominees](https://uploads.nationaljeweler.com/uploads/5a952bc69d3aff1d83453053db183d5c.jpg)
These are the individuals and companies up for awards in the design, media, and retail categories.
![From unique gemstone cuts to this emerald and diamond collar “fit for a museum,” here are some of the best creations from the late Marina Bulgari, better known as Marina B. (Photo courtesy of Windsor Jewelers) Marina B emerald collar](https://uploads.nationaljeweler.com/uploads/7bf2bd8c2554d17b2d87b602255d850e.jpg)
We remember the late Marina Bulgari through her best work, from timeless tubogas to a museum-worthy emerald collar.
![Matthew Tratner, JA New York group show director JA New York Group Show Director Matthew Tratner](https://uploads.nationaljeweler.com/uploads/d0b8f59e08c8eb67d05f58c951186a54.jpg)
The industry veteran, who took over as group show director last fall, talks about his vision for the 118-year-old trade show.
![A yellow gold lab-grown diamond pendant from Lightbox, the De Beers-owned brand. Lightbox tested lower prices in the all-important fourth quarter, marking down its standard range of lab-grown diamonds by 25 percent and its “Finest” range by 33 percent. Lightbox lab grown diamond pendant in yellow gold](https://uploads.nationaljeweler.com/uploads/d6d999a3ebac6ac0ce3d041453b8a2c7.jpg)
The De Beers-owned lab-grown diamond company dropped the price on its standard offerings from $800/carat to $600/carat.
![This fall, Rolex will welcome the first class of students to the Rolex Watchmaking Training Center, its new, tuition-free school in Dallas. Students will learn to make and repair Rolex watches, like the Oyster Perpetual Day-Date 36 pictured here, during the 18-month course. Rolex Oyster Perpetual Day-Date 36 with affirmations](https://uploads.nationaljeweler.com/uploads/6e8905c3498ff2497efb1a642cf989d3.jpg)
The Rolex Watchmaking Training Center will welcome its first class this fall.
![Elton John owned this 18-karat gold, 40 mm Rolex Daytona with leopard-print dial and strap, a model the brand introduced at Baselworld in 2004. The bezel has 36 square-cut, cognac-colored sapphires while the hoods between the lugs are set with 48 brilliant-cut diamonds. (Photo courtesy of Christie’s) Elton John’s leopard print Rolex Daytona watch](https://uploads.nationaljeweler.com/uploads/a78716fc8ce0cded3de03c193d609261.jpg)
Two Cartier watches also topped their estimates at Christie’s “The Collection of Sir Elton John: Goodbye Peachtree Road” evening sale.
![The 813-carat “Constellation” diamond, recovered from Lucara’s Karowe Diamond Mine in Botswana. Lucara has revived its partnership with manufacturer HB Group, less than six months after calling off their previous 10-year big-diamond deal. (Photo courtesy of Lucara Diamond Corp.) 813-carat “Constellation” diamond in rough form](https://uploads.nationaljeweler.com/uploads/0bd1822273010162b4b111f5e039882d.jpg)
It is another 10-year sales agreement in which all the larger rough recovered from the Karowe mine will go to HB Group for manufacturing.
![The Gemological Institute of America is now offering same-day report confirmation for diamonds at all of its labs worldwide. Exact turnaround time will depend on how many diamonds the client is submitting and how busy the lab is. Stock image of diamonds](https://uploads.nationaljeweler.com/uploads/6b0085342ad91df0aba570abe1fd2c8b.jpg)
The new service, introduced to stem fraud related to lab-grown diamonds, will be offered at no cost for the time being.
![Jade Ruzzo gold and diamond Tennessee Torque necklace](https://uploads.nationaljeweler.com/uploads/eed6830cba29a680d57ceae2c2e37ce3.jpg)
The movement of the 18-karat gold and diamond “Tennessee Torque” necklace is subtle.
![An underground mine shaft at De Beers’ Venetia diamond mine in South Africa. Venetia is in the process of transitioning to an underground operation so production is down significantly year-over-year. (©De Beers Group/Photo credit: Ben Perry @ Armoury Films) De Beers Venetia diamond mine](https://uploads.nationaljeweler.com/uploads/583cce1fabf7078ad86a8589ccc6e772.jpg)
The company recovered 31.9 million carats of diamonds in 2023, compared with 34.6 million in 2022.
![Rough diamonds from De Beers Group’s Gahcho Kue mine in Canada. The company’s rough diamond sales totaled $370 million in the first sales cycle of 2024. (©De Beers Group/Photo credit: Ben Perry @ Armoury Films) Rough diamonds from Gahcho Kue diamond mine](https://uploads.nationaljeweler.com/uploads/0a51cb571f7cd6b80d9d8de182e6cc5d.jpg)
The diamond miner and marketer said “solid” holiday sales in the U.S. helped stabilize the industry.