IGI

APPRAISAL OF DIAMONDS, GEMSTONES AND JEWELRY

INSCRIPTION OF DIAMONDS AND GEMSTONES

EDUCATIONAL SERVICES, NAMELY, CONDUCTING CLASSES AND CORRESPONDENCE COURSES IN THE FIELD OF GEMOLOGY AND THE DISTRIBUTION OF COURSE MATERIALS IN CONNECTION THEREWITH

GEMOLOGICAL SERVICES, NAMELY, PROVIDING IDENTIFICATION, AUTHENTICATION, AND GRADATION OF DIAMONDS AND GEMSTONES; AND PRECIOUS METAL ASSAYING