The GIA’s new circular brilliant description was created to allay cut grade concerns among antique and estate diamond dealers. But it isn’t enough, some dealers say.

Michelle Graff

Prices for 1-carat and 3-carat stones were down about 2 percent in November as suppliers, strapped by a lack of liquidity, lowered prices in an effort to generate cash. 

Michelle Graff

The International Gemological Institute is attempting to address the need for professional jewelry training services in India by introducing government-appointed courses and a workshop for young gemologists.

Michelle Graff

True North Gems has signed an agreement with two companies to provide approximately $10 million to the company and its operating subsidiary for the Aappaluttoq ruby mine in Greenland. 

Michelle Graff

Though luxury spending is predicted to decrease by 1 percent in 2016, high-income millennials and Generation X will play a bigger role in fine jewelry purchases, a recent study predicts.

Brecken Branstrator

Spinels are growing in popularity but supply remains inconsistent, pushing prices skyward. Graduate Gemologist (G.G.) Edward Boehm advises buying them now, as prices only will continue to climb. 

Michelle Graff

Gemologist Edward Boehm details efforts being made worldwide to improve the lives of small-scale, or artisanal, colored gemstone miners, including a project he helped with in Madagascar. 

Michelle Graff

Robert Procop Exceptional Jewels will launch a traveling exhibit of never-before-seen emeralds at several major retailers across the country next month. 

Michelle Graff

This spring, Fabergé will introduce its Big Egg Hunt in the Big Apple, scattering almost 300 handcrafted eggs across the city and leading participants on a weeks-long scavenger hunt. 

Michelle Graff

Gemological Science International has partnered with charitable organization Each One Teach One to launch the “Joy Box” campaign, which will provide children in Mumbai with essential daily items.

Michelle Graff

Pieces in Galatea’s new Momento collection are embedded with a chip that allows wearers to record messages that later can be played on mobile devices.

Brecken Branstrator

Because of the rarity of the stones, the discovery of a ruby this size is the equivalent of finding a 100-carat rough diamond.  

Brecken Branstrator

The Ophir Collection, which contains 40 of the world’s largest minerals, holds Guinness World Records in nine categories, including the largest faceted sapphire, cut brown sapphire and cut serendibite. 

Brecken Branstrator

High in the Anatolian mountains of Turkey is a mine that is the sole source for a gemstone trending among jewelry designers in search of something different. 

Michelle Graff

Milenyum Mining has discovered and faceted the largest known csarite in the world, a 121.65-carat pear-shaped stone that it expects to retail for close to $1 million. 

Michelle Graff

Mikimoto announced that it will launch its first global ad campaign in more than a decade this fall, coinciding with the launch of a redesigned website for the brand. 

Michelle Graff

Colored gemstone dealer Mayer & Watt has released an eponymous app dedicated to loose colored stones, allowing users to browse its inventory and/or use the app for gemstone education.

Brecken Branstrator

A number of mineral specimens from estate sources will be up for sale at Bonhams “Gems, Minerals, Lapidary Works of Art and Natural History” auction scheduled to take place on May 20 in Los Angeles.

Brecken Branstrator

The Accredited Gemologists Association has chosen Thomas Hainschwang, director of the GGTL Laboratories in Liechtenstein, as the recipient of the 2015 Antonio C. Bonanno Award for Excellence in Gemology.

Brecken Branstrator

The lineup will include presentations on identifying counterfeit luxury watches, treatments and synthetics, and conflict management.

Michelle Graff

While January’s birthstone is best known for being a deep red, it is the greens of tsavorite and demantoid that are most in demand today.  

Brecken Branstrator

In this installment of Rocks On, National Jeweler takes a look at the state of the alexandrite market and features seven pieces of jewelry made using this chameleon-like stone.

Brecken Branstrator

In this installment of Rocks On, National Jeweler delves into the supply/demand and pricing trends for the opulently colored opal. 

Brecken Branstrator

In the first installment of Rocks On, a new feature highlighting a different colored gemstone each month, National Jeweler examines the resurging popularity of pearl jewelry, showcasing 16 designs with a modern twist. 

Brecken Branstrator

In the November edition of Rocks On, National Jeweler examines the trends in supply, demand and pricing for this increasingly in demand gemstone, which can be red, blue, pink or purple.

Brecken Branstrator