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Jewelry Diamond Testers

10 Best Jewelry Diamond Testers 2025 in the United States

Name: Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones
Brand: Presidium
Price: 269 USD
Availability: InStock

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

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Winner

Presidium

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

9.9

score

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

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Hqdz

High Accuracy Professional Diamond Tester Pen Jeweler Tool for Novice and Expert - Diamond Selector II 9V Battery Included(Black)

9.8

score

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GTE

Gold Silver Jewelry Tester Appraisal Kit 10K 14K 18K 22K 24K Platinum Palladium Test Precious Metals 999 925 Scrap

9.6

score

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Presidium

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

9.4

score

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HMKIS

Editor’s Choice

HMKIS Diamond Tester Pen, Jewelry Diamond Tester with 60X Mini LED Magnifying, Thermal Conductivity Meter, Diamond Selector for Novice and Expert

9.2

score

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GTE

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

8.9

score

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GTE

Gold Silver Platinum Diamond Jewelry Tester Appraisal Kit 10K 14K 18K 22K 24K Electronic Scale Test 30X Eye Loupe Magnifier Precious Metals 999 925 Scrap

8.7

score

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Presidium

PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER

8.4

score

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Hqdz-td

Diamond Tester Pen, Jewelry Diamond Tester with 60X Mini LED Magnifying&40X Full Metal Illuminated Jewelry Loop Magnifier, Thermal Conductivity Meter, Diamond Selector for Novice and Expert

8.1

score

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#10

Hqdz-td

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

7.9

score

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10 Best Jewelry Diamond Testers 2025 in the United States

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

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

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

High Accuracy Professional Diamond Tester Pen Jeweler Tool for Novice and Expert - Diamond Selector II 9V Battery Included(Black)

Gold Silver Jewelry Tester Appraisal Kit 10K 14K 18K 22K 24K Platinum Palladium Test Precious Metals 999 925 Scrap

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

HMKIS Diamond Tester Pen, Jewelry Diamond Tester with 60X Mini LED Magnifying, Thermal Conductivity Meter, Diamond Selector for Novice and Expert

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

Rechargeable Diamond and Moissanite Tester, Diamond Tester Pen Moissanite and Diamonds Accurate Diamond Tester Pen for Non-Diamond, Synthetic Moissanite or Genuine Diamond Testing

Diamond Tester Professional Pen Tool - KETAR Diamond Rings Jewelry Testing Kit Black Diamond Jewelry Tools Fake Diamonds Gem Tester - Real Diamond Tester Battery Tester Gemstone Diamond Checker Tool

HMKIS Diamond Tester, 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

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

Diamond Tester Pen＋60X Mini LED Magnifying,High Accuracy Jewelry Diamond Tester Tool,Environmental Protection 9V Battery,Professional Diamond Selector for Novice&Expert,Thermal Conductivity Meter

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

Gold Silver Platinum Diamond Jewelry Tester Appraisal Kit 10K 14K 18K 22K 24K Electronic Scale Test 30X Eye Loupe Magnifier Precious Metals 999 925 Scrap

PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER

Diamond Tester Pen, Jewelry Diamond Tester with 60X Mini LED Magnifying&40X Full Metal Illuminated Jewelry Loop Magnifier, Thermal Conductivity Meter, Diamond Selector for Novice and Expert

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

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