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Gem Tester II: Quick Diamond/Moissanite Identification & Colored

Jewelry Tools Diamond Testing Tool Presidium Diamond Tester

Presidium Gem Indicator (PGI) Gem Tester, 54-1144

Presidium Gem Tester II! Everything you need to know - Review

Gem testers

Presidium Gem Tester II (pgt II)

Presidium® GEM Indicator PGI PRESIDIUM DIAMOND & GEMSTONE TESTERS

Presidium Instruments Gem Tester II (PGT II) with

Diamond & Gem Tester Tool: Presidium Gem Tester