Presidium gem tester.. don't know much about it, they don't make them anymore and I can't find anybody that repairs them. It turns on but isn't reading properly. Can anyone direct me

Presidium gem tester.. don't know much about it, they don't make them anymore and I can't find anybody that repairs them. It turns on but isn't reading properly. Can anyone direct me

Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones : Presidium: Arts, Crafts & Sewing

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

Guide on How to Calibrate Presidium Gem Tester

Gemstone Tester Replacement Pen Probe Presidium

How to Calibrate Presidium Gem Tester ii (PGT II)

Presidium Gem Tester for sale

How to Calibrate Presidium Gem Tester II (PGT II) Tutorial

Presidium Gem Tester for sale

Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones : Presidium: Arts, Crafts & Sewing

Why do communists insist that real communism has never been tried? - Quora

The Presidium® Gemstone Tester / Colored Stone Estimator is the only colored gemstone thermal tester in the industry. It provides a quick and easy way

Presidium® Gem Tester II

Probe Tip for use with Presidium® Gem Tester

Adamas Changing of Magnetic Tip