Presidium Gemmological Tools

Gemology Tools: Pleochroism & the Dichroscope

Presidium Gem Computer Gauge - PRT9

NOTE: The calibration may be affected during shipping. If you have issues, reach out to the seller. INDUSTRIES MOST TRUSTED gemstone tester redesigned

Presidium Instruments Gem Tester II (PGT II) Now with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored

Suitable for testing on both loose and mounted stones (diamonds D-J range), including jewelry pieces with a closed back setting. Through proprietary

ARI Presidium

Benchmark, Efficient gemology tools for Jewellers

Presidium Instruments

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

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Presidium Gemmological Tools

Gemology Tools: What Do I Buy, When?

Presidium Computer Gauge Diamond And Gemstone Pgcg

Speed up your diamond and weight estimating with the latest product from PRESIDIUM. The easy-to-read millimeter and carats scale eliminate eye fatigue

Presidium Gemstone Dial Gauge

Presidium Gemmological Tools