U.S. federal trademark · Serial No. 78900937
Printed certificates, namely, certificates of authenticity of diamonds, gemstones and pearls, and certificates of grading of diamonds, gemstones and pearls
Gemological services, namely, providing identification, authentication, grading and measurement of diamonds, gemstones and pearls and issuing certificates relating to such grading and measurement, inscriptions on diamonds and gemstones; precious metal assaying
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