Integrity as Strong as Diamond

Meet the professional staff of PGSL. With hundreds of thousands of graded stones, PGSL can boast a measure of experience that spans decades. Learn about our background and find out how we can uniquely serve all your gem needs.

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Education
Leran how to evaluate diamonds and gemstones with our professional gemologists

At PGSL we value empowering the next generation of jewelry professionals with the skills to be successful in a competitive industry. We offer short, intensive courses at flexible hours to best accommodate working students.

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PGS Laboratory Services

Get your jewelry appraised by professionals

PGSL offers reports for loose stones as well as finished jewelry. Services include full diamond certificates, origin reports, damage reports, and appraisals for insurance replacement. From the Quality Analysis Report to the Carte Blu, learn about all our gemological services.

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PGS Laboratory is proud to be a member of the following organizations:

Integrity as Strong as Diamond

Education Leran how to evaluate diamonds and gemstones with our professional gemologists

PGS Laboratory Services Get your jewelry appraised by professionals

PGS Laboratory is proud to be a member of the following organizations:

Education
Leran how to evaluate diamonds and gemstones with our professional gemologists

PGS Laboratory Services

Get your jewelry appraised by professionals