GemOro Jewelers Loupe Magnifier | Gold Hastings Triplet 10x Jewelry Eye Loop Magnifying Glass Monocle for Watch Repair Diamonds Coins Plants Gems Stamps Rings Earrings | Pocket Microscope (18mm)

$10.59

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

$24.96

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

$14.99

GemOro Jewelers Loupe Magnifier | Chrome Hastings Triplet 10x Jewelry Eye Loop Magnifying Glass Monocle for Watch Repair Diamonds Coins Plants Gems Stamps Rings Earrings | Pocket Microscope (18mm)

$14.99

Jeweler Diamond Tester, Professional Diamond Gemstone Selector Moissanites Detector Pen Jewelry Testing Tool for Gemstone Dimond Moissanite

$21.9

Deluxe Jeweler's Diamond & Gemstone Analyzer Tester for Diamonds Moissanites Stones Lab-Created Simulants with Stone Gauge

$209

Dupeakya Professional Diamond Tester, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone

$14.99

Jewelers Loupe Portable Monocular Magnifier Experimental Tools Magnifying Glass Jewelry Tools for Eye Magnifier Lens Repair Kit(5X 10X 15X 20X 4pcs)

$35.99

Diamond Tester Jewelry Gem Stone Tester Professional 2pt Jewel Stone Combo Tester Kit for Diamond, Moissanite, Metal and Gemstone Selection - High Accuracy Jeweler Test Meter Device

$35.8

Jewelers Loupe Magnifier Pocket Foldable 30x 21mm Jewelry Eye Magnifying Glass Magnifier for Jewelers Gems Diamonds Plants Coins Stamps Antiques and More

$14.99

Professional Jeweler Diamond Tester High Accuracy for Novice and Expert Portable Diamond Selector Gemstone Tester

$13.88

THE PERFECT PART Portable Diamond Tester Tool with Gem Testing Tray & Storage Bag | Professional Audio Diamond Selector II - Gemstone Tester Pen for Jewelry, Ruby, Crystal & Precious Metals Testing

$26.68

GemOro UltraTester 3+ Diamond Tester | Test Diamond, Moissanite, White Sapphire Gemstone | Precision Tool with Expert Professional Reading & Accuracy

$19.99

KINGMAS Pocket Jewelry Loupe 30x 21mm Jewelers Eye Magnifying Glass Magnifier

$11.49

Diamond Tester Pen,High Accuracy Jewelry Diamond Tester＋40X Full Metal Jewelers Eye Loupe,LED/UV Illuminated Pocket Folding Magnifying Glass,Professional Diamond Selector for Novice and Expert

$118.99

High Accuracy Diamond Tester+30X60X Illuminated Jewelry Eye Loupe Mini Led Foldable Magnifying,Jewelry Diamond Detector Gem Distinguish Tool Thermal Conductivity Meter for Novice and Expert

$209

cultj Diamond Tester Pen Professional Jewelry Gemstone Tester Instrument Tool (Type DT)

$12.59

Pineapple 30X Jewelers Loupe Magnifier Foldable Pocket Magnifying Glass Small Jewelry Eye Loop for Jewelers, Gems, Diamonds, Plants, Coins (Gold)

$19.9

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

$13.74

5 Pcs Jewelers Loupe Portable Monocular Magnifier Magnifying Glass Eye Loops Magnifier with 30 x 36 mm Lens Watch Jewelry Experimental Repair Tool for Textile Optical Circuit Coins (5X 10X 15X 20X)

$5.49

Jewelry Lab: 52 Experiments, Investigations, and Explorations in Metal (Lab Series)

$37.99

Spectryx Blue Mobile Educational Spectrometer - Bluetooth-Enabled, High Precision 350-850nm Wavelength, Portable for Gemstone Identification, Fluorescence, Chemistry Labs with CMOS Sensor

$8.89

Troubleshooting for Jewelers: Common Problems, Why They Happen and How to Fix Them

$20.39

Amateur Gemstone Faceting Volume 1: The Essentials

$20.7

Portable Thermal Conductivity Meter Drill Pen High Accuracy Diamond Gem Detector Diamond Tester Professional Jewelry Tester,Detection and Identification of The Authenticity of Diamond Crystal Tools

$29.99

Xinler Accuracy Jewelry-Diamond Tester Pen Professional Jewelry Diamond Tester Tool

$13.89

GemOro Auracle Analyzer | Accurate Compact Portable Electronic High Karat Gold & Platinum Tester | Precision Tool with Expert Professional Reading & Accuracy (2009)

$69

Geology and Mineralogy of Gemstones

$43.96

Handbooks: Gemstones: The Clearest Recognition Guide Available (DK Smithsonian Handbook)

$26.92

Jewelry Diamond Tester,Jewelry Diamond Tester＋200g/0.01g Mini Jewelry Scale+30X 60X 90X Mini LED Magnifying,Professional Diamond Selector for Novice and Expert,Thermal Conductivity Meter

$12.89

Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋Expert Jade Appraisal Flashlight＋30X 60X 90X Illuminated Jewelers Magnifier,Professional Diamond Selector for Novice and Expert

$55.9

10x Foldable Pocket Magnifier Loupe with UV and LED Light for Jewelry, Rocks, Coins, and Antiques - Illuminated Magnifying Tool for Eye, Stamps, Watches, Hobbies, and Gems

$13.88

Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋200g/0.01g Mini Jewelry Scale＋60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

$269

Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋200g/0.01g Mini Jewelry Scale＋60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

$26.8

Portable Diamond Tester with Testing Platform and Carrying Case, Jewelry Diamond Selector Gem Tester Pen for Identification of the True and False of Diamond(Black)

$9.99

Gemstone Settings: The Jewelry Maker's Guide to Styles & Techniques

$15.9

Gemstones, Crystals, and Minerals for Beginners: The New Illustrated Guide for Gem Identification, Collecting, and Value Estimating of the Most Precious Rocks in the World

$23.63

Diamond Tester Professional Diamond Tester Pen with UV Light, Real Diamonds Tester High Accurate Diamond Tester Tools Gem Tester for Different Sizes of Diamond Stones

$19.99

Twelve Easy Gemstone Faceting Designs: A guide for the beginner Gemcutter

$11.5

JARLINK 30X Jewelers Loupe, Adjustable Focal Length Magnifier with 3 LED Light for Gems, Jewelry, Coins, Stamps, etc (Black)

$18.88

Gemstones: A Concise Reference Guide

$16.29

40X Full Metal Illuminated Jewelry Loop Magnifier, XYK Pocket Folding Magnifying Glass Jewelers Eye Loupe with LED(LED Currency Detecting/Jewelry Identifying)

$9.99

KINGMAS 2 Lens 30x 60x Illuminated Jewelry Eye Loupe Jewelers Magnifier Magnifying with LED Lighting

$15.99

40X Full Metal Illuminated Jewelers Eye Loupe Magnifier, Small Pocket Folding Magnifying Glass Jewelry Loop with LED for Gems, Jewellery, Coins, Map, Stamps, Currency Detect, Elders Gift, 1'' Lens Dia

$10.99

Fastenings and Findings for Jewellers

$4.95

Gemstones of the World: Newly Revised Fifth Edition

$23.27

Diamond Mosang Stone Surveymeter,High Precision Jewelry Diamond Test Pen Set,Drill Pen Gem Identification Identification Instrument Tool Thermal Conductivity Drill Pen,for Novice and Expert(Black)

$209

Gemstones

$11

The Jeweler's Directory of Gemstones: A Complete Guide to Appraising and Using Precious Stones From Cut and Color to Shape and Settings

$19.09

Purity Testing Kit for Diamonds Gemstones Moissanites Gold Silver and Platinum Jewelry Electronic Digital Diamond Tester Machine JSP GTE

$17.99

Gems & Crystals: From One of the World’s Great Collections

$83.95

VIVOSUN Slide-Out Jewelry Loupe Magnifier 30X 60X 90X LED Lighted Eye Loupe with UV Light for Jewelry, Diamonds, Gems, Coins, Stamps, Rocks, Black

$14.99

Ring Sizer 1-17 REIDEA Measuring Tool with Magnified Glass, Reusable Finger Size Gauge Jewelry Sizing Tool USA Rings Size (Black Sizer Gold Scale)

$8.99

Gemstones (DK Smithsonian Handbook)

$7.99

2 Pieces Jewelers Loupe 30X 60X 90X Illuminated Jewelers Eye Loupe Magnifier Jewelry Magnifying Glass Loop with UV Black Light and Bright LED Light for Jewelry Diamond Gem Coin Stamp Rock (Black)

$9.99

YAKAMOZ 10-Piece Mini Diamond Needle File Set 2x100mm Small Metal Riffler Files Jewelers File Precision Hand Tools for Glass Wood Stone Jewelry - Round Triangular Square Flat Shape

$9.29

Watch Loupe, 20X Watchmaker Loupe Magnifying Glass Lens Watch Monocular Magnifier Repairing Maintenance Eye Loops Portable Experimental Tool for Watchmakers Inspection Metal Jeweler Textile Circuit

$13.88

0.3-10 Carats Moissanite Stone Lab Grown Simulated Diamond Loose D Color VVS1 Clarity Round/Oval/Pear/Princess Cut Moissanite Loose Gem Stones with GRA Certificate for Ring Earrings Pendant Bracelets Jewelry Making Valentine's Day Gift

$10.99

0.3-10 Carats Moissanite Stone Lab Grown Simulated Diamond Loose D Color VVS1 Clarity Round/Oval/Pear/Princess Cut Moissanite Loose Gem Stones with GRA Certificate for Ring Earrings Pendant Bracelets Jewelry Making Valentine's Day Gift

$14.99

0.3-10 Carats Moissanite Stone Lab Grown Simulated Diamond Loose D Color VVS1 Clarity Round/Oval/Pear/Princess Cut Moissanite Loose Gem Stones with GRA Certificate for Ring Earrings Pendant Bracelets Jewelry Making Valentine's Day Gift

$12.99