A&A Jewelry Supply - Tri Electronics GemoLog Color Stone Gem Tester

The most sophisticated and user-friendly color stone gem tester on the market! Separates genuine, cultured, lab and most imitation gems of any size, bulk or settings. Can test semiprecious gems: rubies sapphires and emeralds along with precious gems: garnet, alexandrite and spinel. Engineered, assembled and serviced in the USA.

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State of the art multi-stone tester with new photoconductivity technology that detects any type of moissanite. Identifies all: Diamond, moissanite,

TRI ELECTRONICS DIAMOND WIZARD DIAMOND MOISSANITE TESTER

Gems Gemology Winter 2016v5, PDF, Gemstone

GemOro AuRACLE AGT3 Gold (6-24K) & Platinum Tester Kit

ALPHANUMERIC LCD DISPLAY: The GemOro Auracle AGT3 Gold & Platinum Tester is the ideal tool for accurately detecting and analyzing the quality of gold

GemOro AuRACLE PRO | Accurate Compact Portable Electronic Digital LCD Display High Karat Gold & Platinum Tester | Precision Tool with Expert

A&A Jewelry Supply - Smart Pro Gem Eye-I Gemstone Tester

Gemlogis Lapis Rechargeable Multi Tester - Identify Diamonds, Moissanite, & Simulants

Nitrogen in Diamond

ALPHANUMERIC LCD DISPLAY: The GemOro Auracle AGT3 Gold & Platinum Tester is the ideal tool for accurately detecting and analyzing the quality of gold

GemOro AuRACLE PRO | Accurate Compact Portable Electronic Digital LCD Display High Karat Gold & Platinum Tester | Precision Tool with Expert

Affinity Gems Marquise Cut Tanzanite and Diamond Ring, 2.35 cttw, 14K

A&A Jewelry Supply - Tri Electronics GemoLog Color Stone Gem Tester

Diamond - Wikipedia

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

Gemlogis Lapis Multi Tester

PDF) Raman Spectroscopy of Ancient Beads from Devín Castle near Bratislava and of Four Intaglios from other Archaeological Finds in Slovakia