Emeralds, rubies and the likes are referred to as colored gemstones by experts. They sparkle and shine with varying intensity, depending on the cut. A new machine can achieve the best possible cut and ...

The Holiday Show is a major production in the gem show circuit and an international event with vendors from around the world ...

Entry trends included some returning favorites like tourmaline, and a huge leap in entries in the “carving” category.

Sponsored by Monday Properties and written by ARLnow, Startup Monday is a weekly column that highlights Arlington-based startups, founders, and local tech news. Monday Properties is proudly featuring ...

Background: Guastadisegni, 42, was 14 years old when his family moved from Italy to Chicago. He studied mechanical engineering at the University of Illinois at Urbana-Champaign, and studied ...

The portrait cut, which produces a thin, flat stone, has enchanted a new generation of designers and clients. By Tanya Dukes The main attraction of any diamond is its eye-catching sparkle. Or is it?

Forbes contributors publish independent expert analyses and insights. Kate Matthams Spencer is a Paris-based writer who covers jewelry. When entrepreneur Olga Pekarevskaia was looking for a new way to ...

An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

HONG KONG (Reuters) - Standing alongside glass cases filled with diamonds, rubies, sapphires and other stones on display at an international jewelry fair in Hong Kong, gem buyers discuss what they ...