Loupes Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification Tools (The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools)

Dichroscopes Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification Tools (The "RIGHT-WAY" Series to Using Gem Identification Tools)

Chelsea and Synthetic Emerald Testers Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification Tools (The "RIGHT-WAY" Series to Using Gem Identification Tools)

Refractometers Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification Tools (The "RIGHT-WAY" Series to Using Gem Identification Tools)

SSEF Diamond-Type Spotter and Blue Diamond Tester Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification Tools (The "RIGHT-WAY" Series to Using Gem Identification Tools)

Gemstones of the World: Newly Revised Fifth Edition

Gem Identification Made Easy: A Hands-On Guide to More Confident Buying & Selling (6th Edition)

Precious Metals Testing Kit Silver, Platinum, 10k 14k 18k 22k Gold Tests Plus Stone

Gem: The Definitive Visual Guide

Gemstone Buying Guide (Newman Gem & Jewelry)