Website https://www.superiorgemlab.com/
Phone Number: 213-627-6689
Address: 629 S. Hill Street Suite 1208 Los Angeles California 90014

Superior Gemological Laboratory’s services are truly unrivaled when it comes to service and quality, whether it is for appraisals, certificates or inspection reports. Thanks to a unique and proprietary custom-designed software, SGL is proud to be the first and only provider of jewelry appraisals, diamond certificates and inspection reports with unique report numbers and access codes. This exclusive SGL Patent Pending feature provides its owners and authorized third parties online access to copies of the same report or certificate, with access to additional, high-quality and multi-angle digital images and 360° Animation of the merchandise.

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