The latest incident happened Monday at a store in Oakland, California, continuing a pattern JSA first warned about last month.
What You Might Have Missed
Here are the top five stories published on NationalJeweler.com for the week of May 1 to 7, according to Google Analytics.

New York-- Here are the top five stories published on NationalJeweler.com for the week of May 1 to 7, according to Google Analytics.
1. Jewelry Business Closures Climb 34% in Q1
The latest statistics from the Jewelers Board of Trade showed that 335 jewelry manufacturers, wholesalers and retail jewelers/repairers called it quits in Q1 2016.
2. Rio Tinto Unveils ‘Impossibly Rare’ Violet Diamond
It is 2.83 carats, oval cut, GIA color-graded as a fancy deep grayish blue violet and will lead Rio Tinto’s Argyle Pink Diamonds Tender this year.
3. Engagement Ring Sales Down Again for Blue Nile
The online retailer reported that it sold a total of $56.7 million in diamond engagement rings in the United States in Q1 2016, down from $61 million in Q1 2015.
4. 11 Jewels that Captured the Met Gala Theme
Senior Editor Brecken Branstrator reviewed the pieces of jewelry that she felt best spoke to the theme of Man vs. Machine.
5. 1,109-Carat Diamond Expected to Sell for More Than $70M
The tennis ball-sized rough stone, which will be auctioned at Sotheby’s in June, could yield the largest top quality polished diamond in the world.
The Latest

The new aqua green New York Harbor Limited Edition II is the watchmaker’s second collaboration with the Billion Oyster Project.

The New Hampshire-based store has expanded to Boston, propelled by the success of Alex Bellman’s TikTok page, “The Truthful Jeweler.”

Jewelers of America is leading the charge to protect the industry amidst rising economic threats.

Participants who attend any three Rings of Strength events will be awarded a special medal.


Smith shares wisdom he gleaned from a podcast he was listening to one morning while being walked by his dog, a Malshi named Sophie.

The counterfeit Van Cleef & Arpels jewels would have been worth more than $30 million if genuine.

As a leading global jewelry supplier, Rio Grande is rapidly expanding and developing new solutions to meet the needs of jewelers worldwide.

The MJSA Mentor & Apprenticeship Program received the Registered Apprenticeship Program designation by the U.S. Department of Labor.

Casio executive and watch enthusiast Masaki Obu is the new general manager of its U.S. timepiece division.

Barabash, Verragio’s client relations representative, was a vital member of the team and is remembered as being warm and full of life.

Originally introduced in 1992, the “Dot” collection is back with a capsule featuring five archival designs and three new creations.

Allison-Kaufman has received the honor for the fourth year in a row.

The company had a solid second quarter, with sales of non-charm jewelry outpacing sales of pieces in its core collections.

Taylor Swift dons the vibrant pair in new promotional imagery for her upcoming album, “The Life of a Showgirl,” set to release in October.

Its investment in micromechanics expert Inhotec will preserve skills essential to the watchmaking industry as a whole, said the company.

Nicolette Bianchi joins the wholesale provider with more than 15 years of cross-industry experience in marketing and product development.

Her new “Ocean” collection was inspired by Myanmar’s traditional articulated fish jewelry, with depictions of flounder, catfish, and more.

Longtime Casio executive Yusuke Suzuki is the new president and CEO of Casio’s U.S. subsidiary.

Model Georgina Rodríguez received a rock of an engagement ring, with her diamond estimated to be 35 carats, experts say.

The board elected 9 new directors at its recent ICA Congress in Brazil.

Three winners will receive a custom ring from Honest Hands Ring Co. inlaid with a piece of history from Denver-based distillery Stranahan’s.

JD Sports and Wawa were among the fastest-growing retail companies in the U.S. last year.

The new inventory, all untreated, features vibrant hues and unique bicolor combinations.

Acquired by a tech investor, the historic brand will continue to focus on jewelry, accessories, and timepieces.

President Donald Trump issued an executive order extending the pause on higher tariffs to November as negotiations with China continue.

The “Thunderbird Slab” collection features a thunderbird motif as a symbol of power, protection, and boundless possibility.