By Appointment Only 412.848.9037
Welcome to Quinn, Gemologist, Appraiser, Broker
[Most Recent Quotes from]
[Most Recent Quotes from]
[Most Recent Quotes from]

   Like Us on Facebook

   Google Places

Thomas E. Quinn II GG, GJ, CM
Graduate Gemologist, Graduate Jeweler, The Gemological Institute of America (GIA)
Certified Member, The National Association of Jewelry Appraisers (NAJA)

We help our clients buy, sell and appraise diamonds & fine jewelry with expertise. Our exclusive network of buyers & sellers combined with our market knowledge enables us to offer specialized professional services. For your convenience, we offer multiple secure locations.

We specialize in:

Purchase Consulting
Appraisals & Valuations
Liquidation Services
GIA Certified Diamonds
Antique & Estate Jewelry
Signed Jewelry & Timepieces
Custom Design


Contact Us

For questions, or to schedule an appointment:
Phone or Text: 412.848.9037

GIA Logo         NAJA Logo        Quinn, Gemologist-Appraiser-Broker BBB Business Review

Terms of Service & Privacy Policy


1235 Route 51 South, Jefferson Hills, PA 15025 | 133 East Main Street, Carnegie, PA 15106
Phone: 412.848.9037 | Email:
©2014 All rights reserved | Thomas E. Quinn II/Quinn | Site Design by ErdnerDesign