Considerations in Appraisals of Mounted Carved and Fantasy-Cut Gemstones
The evolution of lapidary styles has blurred the lines with terms and descriptions, and weight estimations have to be adapted and branding taken into account.
Featured ArticlesPeeking Behind the Japanese Pearl Curtain
In today’s competitive market and social media-loving world, the historically tight-lipped Japanese pearl industry is opening up to attract new generations of collectors.
Featured ArticlesLearn All About The Martin P. Steinbach Star Collection
It features more than 1,200 star gemstones, both natural and not, several varieties, and even some that fall within the “Over 1,000 Carats Club.”
Featured ArticlesColored Stone Market Report: Tucson Gem Shows 2026
There was some uncertainty heading into the event, but even though there were fewer international trade members, those who did attend were buying, purchasing for specific projects.
Featured ArticlesAmerica’s Jewelry Pioneers of the 20th Century
Amid the optimism of the post-war years, the U.S. grew as a global jewelry center, with designs becoming larger, more expressive, and increasingly centered on fine colored stones.
Featured ArticlesWhen Gemstones Are Waste
Many industry bodies are against use of “recycled” when it comes to gems, but the author argues that there are myriad situations where the term could be accurately applied.
Featured ArticlesLab-Grown Diamond Market Update…Again
Is there a bottom to lab-grown diamond prices? They just keep declining, and they’re not nearly as dependent on quality in this category as they are for natural diamonds.
Featured ArticlesRoman Micromosaics: from Raffaelli to Today’s Masters
These miniature images are among the most complex and labor-intensive jewelry arts. Discover their origins, today’s artisans, and how to identify and value these rare works.
Featured ArticlesProfile: Gary Bowersox, Gem Hunter and Trader
Ahead of his retirement, industry veteran Bowersox talked about his adventures in the business, what he’s learned, and what’s in the vast inventory he’s looking to sell.
Featured ArticlesLab-Grown Diamond Market Update
Coinciding with GemGuide’s revision of its lab-grown diamond charts is an explainer on what’s changed, a dive into what’s happening in the market, and some thoughts for the future.
Featured Articles