Presidium Gem Indicator - YQ-103

The Presidium Gem Indicator, the only handheld tester in the industry specifically for colored gemstones, indicates up to 31 different types of colored gems based on their thermal conductivity and even features a color input function that allows users to select from a range of 12 common colors, ther
Presidium Gem Indicator - YQ-103 - Gemstone Tester - It can test up to 31 different types of colored gemsbased on their thermal conductivity and features a color-inputfunction that allows users to select

Presidium Gem Indicator (PGI) Performing a Test and Reading Results

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

Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones : Arts, Crafts & Sewing

Gemstone Tester

Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones : Arts, Crafts & Sewing

Presidium Gem Indicator (PGI) Performing a Test and Reading Results

INCLUDED ASSISTED THERMAL CALIBRATION | Now easily self calibrate your device to your testing environment INDUSTRIES MOST TRUSTED | Gemstone tester

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

INCLUDED ASSISTED THERMAL CALIBRATION | Now easily self calibrate your device to your testing environment INDUSTRIES MOST TRUSTED | Gemstone tester

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

Presidium GEM Indicator PGI Colored Gemstone Diamond Tester NEW

Presidium Electronic Gemstone Gauge Reliable Digital Measurement & Carat Conversion