The highlight of a single-owner jewelry and watch collection, it’s estimated to fetch up to $7 million at auction this December.
10 Jewelry News Stories You Might Have Missed
Jewelry cleaning tips from an expert, two fancy colored diamond hearts set to hit the auction block, and more.

New York—Last week, Patek Philippe finished its $600 million production facility, the Hong Kong jewelry trade shows were pushed to 2021, and Jared debuted new rings in honor of Pride Month.
Los Angeles-based jewelry brand Tacori is set to make its Netflix debut soon and Melissa Kaye unveiled her latest jewelry in new, bright enamel shades.
Read on for more of the top 10 headlines from NationalJeweler.com last week.
1. Jewelry Cleaning Tips Straight from an Expert
Kingswood Company President Kristie Nicolosi talks cleaning routines, the drawbacks of using alcohol on jewelry, and the difference between cleaning and disinfecting.
2. Here’s the Latest on Neiman Marcus, JC Penney Bankruptcies
The retailers filed for bankruptcy protection for similar reasons, including mounting debt and the toll the coronavirus has taken on business.
3. Patek Philippe Finishes $600M Production Facility
The watchmaker created a limited-edition stainless steel Calatrava to mark the occasion.
4. Tacori Is About to Be the Jewelry Star of a New Reality Show
The company has also extended a special platinum promotion to boost business for retail partners.
5. Joseph DuMouchelle Pleads Not Guilty in Wire Fraud Case
The prominent Michigan jeweler and auctioneer now faces a criminal information in the multi-million-dollar fraud case.
6. These Fancy Colored Diamond Hearts Could Sell for $18M Total
The two lots lead the Sotheby’s Hong Kong Magnificent Jewels auction July 10 as the house resumes live events in Asia.
7. See Melissa Kaye’s Joyful New Enamel Jewelry
The designer has expanded upon last year’s hit enamel offerings with bright new shades.
8. Hong Kong Jewelry Shows Postponed to 2021
Organizers pushed back the show dates due to an extension of coronavirus-related travel restrictions in Hong Kong.
9. Jared’s New Pride Rings Celebrate, Support LGBTQ Community
All proceeds from the new rainbow rings will benefit the Can’t Cancel Pride fund, which supports organizations struggling to fundraise amid COVID-19.
10. 3 Suspects Indicted in Fatal Robbery of CT Jewelry Store
The superseding indictment features a Hobbs Act robbery charge and two new ones: interstate transportation of stolen property and using a firearm to cause a death during a robbery.
The Latest

CEO Efraim Grinberg noted a resurgence in the fashion watch market.

The “Bullseye” necklace, with vintage bakelite and peridot, August’s birthstone, is the perfect transitional piece as summer turns to fall.

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

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It will classify lab-grown stones into one of two categories, “premium” or “standard,” in lieu of giving specific color and clarity grades.

President Duma Boko addressed the country’s medical supply chain crisis in a recent televised address.

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

Former Free People buyer Afton Robertson-Kanne recently joined the retailer.

The singer’s new bling, reportedly a natural old mine-cut diamond, is no paper ring.

Dubbed the “Imboo,” or “buffalo,” emerald, the rough gemstone is part of Gemfields’ latest emerald auction, which is taking place now.

Plans for dining out, booking vacations, and buying big-ticket items were down.

The “Play” collection centers on nostalgic toys that have kinetic elements to carry playfulness and wonder into adulthood.

Designer Christina Puchi, the creative force behind CCWW Designs, has created charms and pendants based on iconic candies and crackers.

The Jonas Brothers star showed off new timepieces against the backdrop of his favorite spots in his home state of New Jersey.

In his latest column, Emmanuel Raheb shares tips for encouraging customers to treat themselves to new jewelry.

The new stand-alone Rolex boutique is housed in the former Odd Fellows Hall, a landmark built in 1897.

The Brilliant Earth ambassador co-designed a diamond medallion featuring meaningful symbols.

Wrap jewelry is more than just a trend; it’s the perfect motif for the coming season of layering, scarves, and pumpkin spice.

The three-day watch collector show, coming this October, will feature 44 exhibiting brands, as well as a new dinner experience.

Sriram “Ram” Natarajan is now GIA’s senior vice president of laboratory operations and is based out of the lab’s headquarters in Carlsbad.

The one-of-a-kind collar represents the beauty of imperfection and the strength to rebuild.

Three C-suite executives, including former CEO Tom Nolan, have resigned as part of what the company describes as a “transition.”

The retailer, which recently filed Chapter 11, inked a deal to sell its North American business and intellectual property.

Target CEO Brian Cornell will step down in February and be replaced by the company’s chief operating officer, Michael Fiddelke.

The group met with the president's senior trade advisor earlier this week to express the industry’s concerns about the effects of tariffs.

The pop-up will display this year's Tiffany & Co. Singles Championship trophies along with a diamond-encrusted tennis racket and ball.