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 Gemstone Gauge Presidium Electronic Gemstone Gauge from Kassoy

INDUSTRIES MOST TRUSTED | The only handheld tester specifically for colored gemstones; Quick results in less than 6 seconds. THINNEST RETRACTABLE

Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones

Discover the Presidium Gem Indicator Handheld Digital Tester for 31 Gemstone Types

Gemstone Tester

Presidium Gem Indicator (PGI), Gem Tester

Discover the Presidium Gem Indicator Handheld Digital Tester for 31 Gemstone Types

Presidium Gem Tester

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

Presidium GEM Indicator PGI - Colored Gemstone Diamond Tester - NEW

Presidium Gem Tester for sale

Presidium Duo Tester - YQ-101

Presidium Electronic Gemstone Gauge Reliable Digital Measurement & Carat Conversion