Advertising Disclosure

Best diamond gold testers - Holiday Sale 2025

Last Updated - December 14, 2025

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Gemtone

Gemtone All-in-One Gold, Silver, Platinum & Diamond Jewelry Testing and Appraisal Kit with Solutions, Digital Scale, Diamond Tester, Touchstone, and Accessories

Gemtone

$52.95

More Details
Main highlights
- Reference Bars Included – Practice with a 5 gn silver bar and a 5 gm gold-plated bar to become familiar with testing reactions.
- Neutralizer solution for cleaning test stone between use
- Magnifier & Files – 30X triplet loupe for inspecting fine details and a 10-piece diamond needle file set for preparing samples.
- Larger 15 ml Bottles – Each test solution bottle is 0.5 oz (15 ml), three times larger than many common 5 ml bottles available, providing more tests per bottle.
- Digital Scale – Compact stainless-steel platform with 0.01 g accuracy, weighing modes for g/oz/dwt/ozt/ct/gn, and up to 100 g capacity.
- Diamond Tester & Accessories – Portable electronic tester with included sizing gauge and estimator for distinguishing diamonds from common simulants.
- Complete Testing Kit – Includes jewelry test solutions, digital scale, diamond tester, touchstone, magnifier, files, and reference bars for evaluating gold, silver, platinum, and diamonds.
$52.95
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GTE

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

GTE

$39.95

More Details
Main highlights
- JEWELRY TEST KIT-DIAMOND TESTER-TRIPLET MAGNIFIER
- FUN, FAST, AND ACCURATE! DETERMINES THE KARAT OF GOLD, SILVER, AND PLATINUM JEWELRY IN SECONDS!
- AUTHENTIC GTE 3''x6'' JEWELRY TOUCHSTONE FOR SAFE TESTING THAT WON'T DAMAGE YOUR JEWELRY
- ALL-IN-ONE GOLD, SILVER, PLATINUM, & DIAMOND JEWELRY TESTING & APPRAISAL KIT
- A MUST-HAVE FOR ANYONE WHO WANTS TO INVEST IN GOLD, SILVER, PLATINUM, OR DIAMONDS!
- *BONUS* GTE ACID NEUTRALIZER QUICKLY CLEANS STONE
$39.95
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Szxhf

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

Szxhf

$24.80

More Details
Main highlights
- This pocket scale has 200 gram max weight capacity and reads weights in increments of 0.01g. High precision sensors make sure the accuracy. 6 weigh modes available - g/ oz/ gn/ ct/ dwt/ ozt.Tare & Auto-off: You can use the tare function to zero the weight of container within 200g. Energy saving by 3 minutes auto-off function.
- This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. It can detect if a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes.
- Simple to Use Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector; place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep. reads weights of adiamond use 200g/0.01g Mini Jewelry Scale, To determine the clarity of a diamond use 60X LED lighted Loupe, magnifying glasses.
- Portable Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack. Diamond Tester Pen and 60X LED Lighted Loupe combo and 200g/0.01g Mini Jewelry Scal is a must have tool kit when you are going to a garage sale, flea market, swap meet, etc. Alternatively, its also a great tool to have when testing your own jewelry.
- Application Range:Industrial Purpose, Circuit Board And Printing , Industry, Medicine, Gardening, Coin, Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office.fast and safe This diamond selector tester designed for quick, precise, and safe diamond testing. No harm to diamonds. If you have any questions about use, please contact us. We will explain in detail. Professional equipment, the use method needs to learn slowly.
$24.80
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GTE

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

GTE

$29.95

More Details
Main highlights
- FUN, FAST, AND ACCURATE! DETERMINES THE KARAT OF GOLD AND SILVER JEWELRY IN SECONDS!
- ALL-IN-ONE GOLD AND SILVER TESTING & APPRAISAL KIT
- A MUST-HAVE FOR ANYONE WHO WANTS TO INVEST IN GOLD AND SILVER
- 2 AUTHENTIC *LARGE* GTE 2''x 4'' JEWELRY TOUCHSTONES FOR SAFE TESTING THAT WON'T DAMAGE YOUR JEWELRY
- *BONUS* GTE NEUTRALIZER QUICKLY CLEANS STONE
$29.95
5
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hqdz-td

High Accuracy Professional Diamond Tester Pen, Jewelry Diamond Tester with 60X Mini LED Magnifying&40X Full Metal Illuminated Jewelry Loop Magnifier,Diamond Selector for Novice and Expert

Hqdz-td

$23.99

More Details
Main highlights
- ●💎It is designed for quick, precise, and safe diamond testing. ▲💎【Professional Diamond Selector】 After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate results.For Diamond Simulants：No Sound and No Red lamps light on.[Note]: This diamond tester cannot distinguish Mosanite and diamonds. Because the product works by measuring the thermal conductivity of an object. The thermal conductivity of Mosanite is almost the same as diamond.
- ▲💎【Intuitive Design】Our diamond tester features an LCD display and LED indicator make it easy to read your precise testing results. No need for a professional - the Hqdz-td Diamond Tester Pen is easy to operate. Just turn it on, lightly press the tip to the gemstone, and wait for the beep to know if it's real or fake.
- ▲💎【For Metal Alert】When Testing metal, it will emits beeping-beeping-beeping in a high frequency,5times/second. The thermal conductivity of the metal is very high and can give the same indication as a diamond with most thermal probes.This Diamond Selector II has a metal Alert Buzzer to warn you when touches metal. If you hear the Metal Alert buzzing sound,re-touch the probe tip so as to touch only the tested stone.Other Alert：When test other items, it will also emits beeping-beeping-beeping in a high frequency,5times/second,such as your body,water,and so on.
- ▲💎【For Imitation】When Testing Imitation stone,such as cubic zirconium ( CZ ), crystal, glass, there will be no sound, and the red lamp won’t light.This diamond tester II can just distinguish diamond and fake diamond,but CAN NOT distinguish Moissanite & Real Diamonds。For testing diamond, it will emits beeping-beeping-beeping in a low frequency, 1 time/second. Meanwhile 1-4 pieces of the RED LAMP box of the level meter light on(the bigger the size of the stone is, the more pieces of the red lamp box of the level meter light up)
- ▲💎【Bright LED】With this dual LED light source, you can clearly see objects in the dark or in low light. The magnifying glass provides a detector for detecting counterfeit banknotes, which is used for banknotes, passports, credit cards and traveler's checks, etc.It is very convenient to carry and you can use it anywhere.
$23.99

Best diamond gold testers - Holiday Sale 2025

Gemtone All-in-One Gold, Silver, Platinum & Diamond Jewelry Testing and Appraisal Kit with Solutions, Digital Scale, Diamond Tester, Touchstone, and Accessories

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

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

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

High Accuracy Professional Diamond Tester Pen, Jewelry Diamond Tester with 60X Mini LED Magnifying&40X Full Metal Illuminated Jewelry Loop Magnifier,Diamond Selector for Novice and Expert

You may also like...

Diamond Tester Pen,Jewelry Diamond Tester Pen+30X 60X Mini LED Magnifying Jewelry Eye Loupe Jewelry Distinguish Tool Professional Diamond Selector for Novice and Expert

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

Valkynos Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor – Fast 0.5s Detection, Portable Gem Checker for Novice & Experts – Battery Included

Diamond Tester Professional, High Accuracy Jewelry Diamond Tester Pen, Electronic Diamond Gem Tester and Tester Pen 60X Magnifying Glasses Tool Kit for Novice Expert

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

Diamond Tester, Professional Jewelers' Gemstone Detector, High Accuracy Diamond Tester Pen Professional (Metal Detection Limitation)

HMKIS Diamond Tester Pen, Professional Jewelry Diamond Tester with 60X Jewelry Loupe Magnifier, Diamond Selector for Novice and Expert (Non-Rechargeable)

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

Gold Tester,Professional Gold Tester Kit for Jewelry,High Accuracy Portable Tool,Portable High Accuracy Diamond Selector Electronic Device for Novice and Expert

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

Sign up and get exclusive special deals