Master Gemologist 

  • Graduate University of South Florida 

  • Graduate Gemologist (G.I.A.)

  • Diamond Appraiser (G.I.A.)

  • Color Stone Appraiser (G.I.A.)

  • Gem Identification (G.I.A.)

  • Enhanced Gemstone (G.I.A.)

Call for an Appraisal: (407) 834-4620

​Skills Include:

  • Integrity

  • 34 Years Experience

  • Accuracy

  • Professionalism

  • Quality

  • Dependable 

About Certified Gem Lab

Our Senior Gemologist, Mr. Joseph Firmani is a “CERTIFIED MASTER GEMOLOGIST” with over 34 years of highly respected experience.  Certified Gem Labs and Mr. Firmani only provide the best honest advice and opinion in regards to appraising your jewelry. We cannot be influenced and provide a truly unbiased opinion of your items.

Are you considering having some jewelry appraised, gems, diamonds?  


With Certified Gem Lab you will receive an accurate trustworthy appraisal and a Certified Legal Document with the true value specified.  A jewelry store appraisal is in the best interest of “The Jewelry Store”.  An independent Appraisal from Certified Gem Labs is in your best interest, Fair and Unbiased.