Standard in the Making: A New Grading System for Turquoise
The Turquoise Grading System could standardize the process of evaluating the gem. It has undergone review and development and stands to bring a good addition to the trade.
Featured ArticlesGet to Know: The Cortez Cultured Pearl Farm in Mexico
The saltwater farm has restored a historic trade to the Sea of Cortez, culturing pearls in the Pteria sterna oyster in a variety of colors that never undergo any treatment.
Featured ArticlesPhotography 101
Adding light sources can go a long way in photographing gems and jewelry, but it can also create blown-out facets. To help solve that issue, the column dives into diffusing light.
Featured ArticlesMarket Uncertainty Clouds Decisions
The decline of the diamond market has slowed but continues on, while the trade struggles to understand what is required under the new G7 Russian diamond sanctions.
Diamond MarketStability for Colored Stones Continues
Expectations are favorable for colored stones in Las Vegas, while a divergent market supports growth for parts of the trade, even amid store closings.
Colored Stone MarketIndecisive? I’m Not Sure
Whether they seek it out or not, an appraiser testifying as an expert witness is likely. Here are a few things to expect and help prepare.
The Appraiser's NotebookThe Chatham Legacy: An American Story
The book dives into Chatham Created Gems founder Carroll Chatham’s journey, as well as his son Tom’s, in the lab-grown gem sector.
Book ReviewBlue/Green Tourmaline
The market’s current color demands, combined with the relative affordability and availability of the material, have led to the popularity of the specific hue of tourmaline.
Market TrendsGemstone Source Region Update: East Africa Market Report
Correspondent Marvin Wambua provides an update on the factors currently affecting mining and the gem trade in the region.
The Trade in Focus