Add More Color To Your Life Buying advice, Up-to-Date Jewelry Fashion and more from the non-profit group AGTA or The American Gem Trade Association. Jewelers Vigilance Committee : For Consumers The Jeweler's Vigilance Committee was formed in 1912 to provide education and self-regulation to the jewelry industry. Members operate under the highest standards of business practice after pledging to comply with all laws applicable to the jewelry industry and make accurate representations about the products they sell. (Click here for the complete Membership Standards & Compliance Practices.) Did we mention that We, Taiya River Jewelry, have been a member of JVC for a number of years now? PDF Brochure about Irradiated Gemstones AGTA and JVC have collaborated and published "The Essential Guide to the Trade in Irradiated Gemstones" in an effort to clarify the NRC (Nuclear Regulatory Commission) rules and industry’s compliance obligations as they relate to dealing in irradiated gemstones. You might be surprised to learn which popular gemstones are regularly treated in this fashion. Can we say Blue Diamonds? NRC Fact Sheet on Irradiated Gemstones And this link is what the U.S.NRC has to say about the Irradiated Gemstone Industry and Trade with Information and FAQ's. david lee jeweler David Lee attended high school with Casey's younger sister and has since earned the title of Certified Master Bench Jeweler from Jewelers of America. Casey and David remain good friends and share trade secrets regularly.