What’s on
The week’s programme
On now
service
Insurance Appraisal
All day
service
Gem Identification
All day
service
Jewelry Appraisal
All day
service
Acquisition Consulting
All day
service
Vintage Instrument Evaluation
All day
service
Luxury Watch Valuation
All day
service
Private Viewing and Acquisition Consulting
All day
service
Private Viewing
All day
service
Independent Gemological Appraisal
All day
Services
9 services · 5 categorys
About
Hours and details
GEM DATA offers independent gemological appraisals, gem identification, jewelry and luxury watch valuations, and acquisition consulting from the historic Shreve Building, Union Square, San Francisco. Established 1981.
- Law office
- Business and professional services
- Legal service