GIA to Determine Origin of Opal, Peridot, and Demantoid Garnet

December 14, 25 by John Jeffay

The Gemological Institute of America (GIA) is expanding its origin-determination services to include opal, peridot, and demantoid garnet from January. The origin of these gemstones can drastically affect their value. Black opal from Australia is more ... Read More...

Alrosa Upbeat, Despite Tariffs and Lab Growns

December 14, 25 by John Jeffay

Alrosa CEO Pavel Maryinchev gave a remarkably upbeat assessment of the natural diamond market, telling the Times of India (TOI) that the industry is adapting well to US tariffs and that the threat from synthetic diamonds is diminishing. Maryinchev.... Read More...

Store Worker "Stole and Pawned $100,000 Jewelry"

December 14, 25 by

An employee has been charged with stealing over $100,000 worth of jewelry items from the store where she worked in Miami's jewelry district. Nubia Milena Torres-Cubillos, aged 45, allegedly stole high-value gold links from a broken Cuban link bracelet, as well as... Read More...

Upgrade to Jewelers Mutual's Diamond Marketplace Means Better Sourcing

December 11, 25 by Jewelers Mutual Group

Diamond Marketplace by Jewelers Mutual Group, a trusted online platform connecting jewelers with fully vetted suppliers, has rolled out a major upgrade designed to make diamond sourcing faster, more transparent, and more efficient than ever.  Read More...

Swiss Watchmakers can Claim Tariff Refunds

December 11, 25 by John Jeffay

Swiss watch importers will now be able to claim refunds after the United States confirmed that its reduction of tariffs on Swiss goods will apply retroactively. The US and Swiss governments jointly announced on 14 November that tariffs would be reduced ... Read More...

Memo by John Jeffay

December 11

Is Costco brave or foolish going head-to-head with Trump over tariffs? The stakes are high for the warehouse giant, listed as the sixth biggest watch and jewelry retailer in the US (as ranked by National Jeweler). It filed suit in the US Court of International Trade ...  Read More...