We offer a full range of appraisal services with state of the art equipment and the necessary skill and experience to render valuation reports for your jewelry and watches.

NAGI Jewelers gemologists have been educated in both gemology and appraising methods by the two leading gemological authorities in the world; the American Gem Society (AGS), and the Gemological Institute of America (GIA).
NAGI Osta has earned the highest title awarded by both the AGS and the GIA of Certified Gemologist Appraiser and a Graduate Gemologist, respectively.
These designations ensure you, our clients, are dealing with gemologically educated professionals. With continuing education and testing, we re-certify with the AGS annually to maintain our titles and membership.