Glass-Filled Ruby Alert

(Updated on June 12, 2012)

On December 20th, six industry association came together to issue a warning about glass filled rubies. The associations are the American Gem Trade Association, American Gemological Laboratories, Gem Research Swisslab, Jewelers Vigilance Committee, Manufacturing Jewelers & Suppliers of America (MJSA), and the New York Gemstone Association.

They warned that many of these stones are sold without disclosure and without warning about the many hazards that can damage such stones.

The statement noted that it may even be improper to name these stones as rubies when describing them.