Presidium Instruments Gem Tester II (PGT II) with

Presidium Duo Tester PDT Diamond Gemstone Tester

How to Calibrate Presidium Gem Tester ii (PGT II)

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

Presidium Instruments Gem Tester II (PGT II) with

Presidium Gem Indicator PGI Colored Gemstone Testers Gemological

Presidium Instruments, Online Shop

Presidium PGT II Gem Tester II - Black for sale online

Gem Tester II: Quick Diamond/Moissanite Identification & Colored

Singapore Presidium Colored Gemstone Testers Duo PDT Refractometer

Would this be a good tester? Any recommendations are appreciated. Planning on spending 2 to 3 hundred bucks. Heard that's about the price for a decent tester. : r/Diamonds

NEW PRESIDIUM DUO Tester PDT II Diamond Moissanite Gemstone Jewelry Refractive $399.00 - PicClick

This tester is designed to distinguish diamond, moissanite from other fake stones quickly. It has a fine elastic tipped probe for testing and able to identify stones as small as 2pt.

High Accuracy Professional 2pt Jewel Stone Combo Gem Jewelry Jeweler Tester Test Selection Tool Kit Selector Meter Device for Diamond Moissanite Metal