Diamonds: Their History, Sources, Qualities and Benefits

$62.52

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

$13.88

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

$14.99

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

$24.96

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

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

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

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

$17.99

Diamonds

$8.99

Gemstones: A Concise Reference Guide

$16.29

Diamond Tester High Accuracy Diamond Tester Pen,Environmental Protection 9V Battery,Professional Diamond Selector for Jeweler Novice and Expert,Thermal Conductivity Meter (Diamond Tester)

$29.99

PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER

$13.89

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

$26.92

Jewelry & Gems―The Buying Guide, 8th Edition: How to Buy Diamonds, Pearls, Colored Gemstones, Gold & Jewelry with Confidence and Knowledge

$29.32

Secrets of the Gem Trade: The Connoisseur's Guide to Precious Gemstones

$12.99

Gemstone & Crystal Properties (Quick Study Home)

$21.88

HMKIS Diamond Tester, High Accuracy Jewelry Diamond Tester＋ 40X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

$13.99

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

$19.99

Diamond Deposits: Origin, Exploration, and History of Discovery

$141.44

Hackney Diamonds [Explicit]

$14.99

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

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

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

Best Sellers Diamond Tester Pen,High Accuracy Jewelry Diamond Tester Tool for Novice and Expert, Thermal Conductivity Meter(Diamond Tester)

$26.8

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

$14.99

CONNOISSEURS Diamond Dazzle Stik - Portable Diamond Cleaner for Rings and Other Jewelry - Bring Out The Sparkle in Your Diamonds and Precious Stones

$5.65

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

The Diamond Formula (Inventions: Untold Stories of the Beautiful Era collection)

$1.99

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

$15.9

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

$21.9

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

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

$60

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

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

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

$209

Diamond Tester,High Accuracy Diamond Tester Pen and Diamond Torch Jewelry Diamond Tester Kit Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter (Battery Included)

$232.28

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

ValuDiamond V-801/018M Economic Line of Diamond Burs, Single Use/Multi-Use for All Shapes and Grits, Round

$9.38

Diamond Machining Technology (DMT), 6-in. Diamond Dia-Sharp Whetsone Bench Stone, Fine Grit Sharpener (D6F), Silver

$26.99

Presidium Multi Tester III (PMuT III) All-in-One Instrument for Testing Diamonds, Moissanites and Diamond Simulants

$118.99

HMKIS Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋ 60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

$14.99

The Story of the Diamond: Timeless. Elegant. Iconic.

$4.99

Diamond Tester Pen, 9V Battery, High Accuracy Jewelry Diamond Tester, Professional Diamond Selector, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

$17.88

Diamonds & Gasoline

$3.37

Gemstones (DK Smithsonian Handbook)

$7.99

Diamond Machining Technology (DMT) W6EP Diamond Whetstone Sharpening Stone With Plastic Case, Extra Fine, 6 Inch , Green

$33.99

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

$83.95

The Diamond Energy Journal: Practical Steps To Manifest Your Goals

$7.88

Gems & Jewelry Appraising (3rd Edition): Techniques of Professional Practice

$23

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

$13.89

Geology and Mineralogy of Gemstones

$43.96

The Minerals Encyclopedia: 700 Minerals, Gems and Rocks

$15.59

ValuDiamond V-863/012C Economic Line of Diamond Burs, Single Use/Multi-Use, Flame, Coarse, Pack of 10

$13.8

HDE Diamond Tester Pen High Accuracy Professional Jeweler for Novice and Expert

$119.99

Rocks, Gems and Minerals: A Fully Illustrated, Authoritative and Easy-to-Use Guide (A Golden Guide from St. Martin's Press)

$18.8

Best Precision Jewelry Diamond Test Pen Environmentally Friendly 9V Battery, High Precision Jewelry Diamond Tester, Suitable for Novice and Expert, Thermal Conductivity Meter (Black)

$209

TechDiamondTools Diamond Polishing Compound Polishing Paste 3,000 Grit 3-6 Microns for Marble Glass Metal Rock Jewelry Resin Silver Chrome Gemstone with High Concentration of Diamond Powder USA Made

$9.99

Diamond Painting Log Book: Diamond Painting Projects Tracker.

$7.99

Moissanite D Colorless Simulated Diamond Loose Stone Round Excellent Cut Gemstones VVS1 Clarity for Pendant Ring Stud Earring Jewelry Making 0.5CT-4CT with Certificate of Authenticity

$8.99