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Five Generations of Craftsmanship

With over a century of experience, Hartman Horology & Gemology Research has provided trusted appraisal, authentication, and laboratory analysis services for fine jewelry, timepieces, and precious gemstones. Our legacy spans five generations of master jewelers and horologists, combining traditional expertise with modern scientific gemological testing.

Today, HHGR employs three GIA Graduate Gemologists, ensuring every report is accurate, unbiased, and internationally recognized.

Our Gemological Staff

Gemologist

Gemologist Name

GIA Graduate Gemologist with expertise in diamond grading, colored stones, and estate jewelry authentication. (Bio placeholder)

Gemologist

Gemologist Name

Specialist in antique jewelry, horology, and laboratory spectroscopy testing. (Bio placeholder)

Gemologist

Gemologist Name

Expert appraiser focusing on insurance documentation, valuation reports, and forensic gemology. (Bio placeholder)