Octagon Gemological Services is located in Southwest Virginia and provides gem and jewelry appraisals and consultations for a wide range of needs.  We offer a complete appraisal package consisting of jewelry cleaning, gemstone and mounting inspection for any visible damage or needed repair work, digital imaging, diamond plotting, and full documentation of each jewelry item.  The documentation includes the condition, manufacturing technique, weight of the gemstone(s) and the overall piece, gem identification, stone and jewelry measurements, testing for metal type and content, trademark and hallmark information, and any historic documentation relevant to the piece, along with a well-researched and accurate market value.

  • One of two Independent Certified Gemologist Appraiser Firms in Virginia


  • Professional Appraisals available while you Wait and Watch


  • Competitive Rates and Efficient Services backed by the highest standards in the appraisal practice


  • Unbiased, well researched values on your gems and jewelry


  • Extensive gem and jewelry library available on premises


  • Convenient, Comfortable, and Secure office Location in Roanoke, VA which is Handicap Accessible

  • Staffed by an experienced, Certified Gemologist Appraiser who is a Graduate Gemologist of the Gemological Institute of America 
Copyright 2011, Octagon Gemological Services