With so many Best Gemstone Tester brands on the market – from big names like Presidium,HMKIS,GTE,Hqdz,TEKCOPLUS to smaller companies – finding the right product can be a real challenge. But we’re here to make your search easier.
We carefully researched and tested a vast range of Best Gemstone Tester to help you discover the top contenders that match different needs and preferences. Altogether, we spent over 100 hours evaluating numerous products first-hand.
Our #1 best Best Gemstone Tester is Presidium Best Gemstone Tester, based on its stellar performance across all our tests. Below you’ll find more of our top-rated recommendations for great Best Gemstone Tester options currently available. Make sure to check out our buying guide too – it’s full of expert advice for choosing a Best Gemstone Tester tailored to exactly what you’re looking for. With our help guiding your decision, finding your perfect fit will be a breeze!
Editor's Choice
Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying
Premium Pick
HMKIS Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋ 60X Mini LED Magnifying,
Budget Pick
Presidium Instruments Gem Tester II (PGT II) Now with Assisted Thermal Calibration (ATC) for
Top 10 Best Gemstone Tester
We researched and compared the top products in the Best Gemstone Tester category to provide you with these recommendations.
1. Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying
- INCLUDED ASSISTED THERMAL CALIBRATION | Now easily self calibrate your device to your testing environment
- INDUSTRIES MOST TRUSTED | Gemstone tester redesigned to be more compact, sturdy and portable
- THINNEST RETRACTABLE PROBE TIP I PGT II features the industrys thinnest retractable probe tip
- VERSATILE AND RELIABLE | Consistent and reliable results every time. Identifies diamonds/moissanites
- SIMPLE & EASY TO USE | Clear and easy-to-read analog dial; Can differentiate 16 types of gemstones
2. HMKIS Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋ 60X Mini LED Magnifying,
- [Easy to Use]: Real Diamondwill Emits sounds and lights>=9.
- [Intuitive Design]: Fake crystal, such as cubic zirconium ( CZ ), crystal, glass will be no sounds and lights<9.
- [fast and safe ]: This diamond selector tester designed for quick, precise, and safe diamond testing. No harm to diamonds.
- [Magnification]: 60X led Magnification with batteries ( Small microscope ). For Gems, Coins, Antiques, Stamps, Reading, Inspection etc.
- [Note]: Please ensure that the battery temperature is higher than 10 , can not test metal, save power
3. Presidium Instruments Gem Tester II (PGT II) Now with Assisted Thermal Calibration (ATC) for
- NOTE: The calibration may be affected during shipping. If you have issues, reach out to the seller.
- INDUSTRIES MOST TRUSTED gemstone tester redesigned to be more compact, sturdy and portable.
- THINNEST RETRACTABLE PROBE TIP: PGT II features the industrys thinnest retractable probe tip.
- VERSATILE AND RELIABLE: Consistent and reliable results every time. Identifies diamonds/moissanites.
- SIMPLE & EASY TO USE: Clear and easy-to-read analog dial; Can differentiate 16 types of gemstones.
4. Purity Testing Kit for Diamonds Gemstones Moissanites Gold Silver and Platinum Jewelry Electronic
- ALL-IN-ONE GOLD, SILVER, PLATINUM, & DIAMOND JEWELRY TESTING & APPRAISAL KIT
- 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
- JEWELRY TEST KIT-DIAMOND TESTER-TRIPLET MAGNIFIER
- A MUST-HAVE FOR ANYONE WHO WANTS TO INVEST IN GOLD, SILVER, PLATINUM, OR DIAMONDS!
- *BONUS* GTE ACID NEUTRALIZER QUICKLY CLEANS STONE
5. High Accuracy Professional Diamond Tester Pen Jeweler Tool for Novice and Expert - Diamond Selector
- [Fast and safe ]:Professional Diamond Selector II will indicate genuine diamond or fake.It is designed for quick, precise, and safe diamond testing.
- [Intuitive Design]:LCD display & LED indicator.Uses large / small switches for testing diamonds,Emits audible sounds to easily differentiate the readings.
- [Simple to Use]:Hqdz 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.
- [Package include]:Diamond tester is battery powered for convenience.Requires 1 standard 9v battery, which is included.Package include:1 x Diamond Tester,1 x Leather Pouch Case,1 x Testing Platform,1 x User Manual,1 x DC 9V battery.
6. Heavy Duty Calcite Dichroscope Gemstone Tester Trichoic Pleochroic Colors Gemstone Identification
- Reveals Dichroism: Heavy Duty New Calcite Dichroscope Experience the mesmerizing of colors exhibited by gemstones , Our dichroscope helps determine if a stone is dichroic, meaning it reflects two different colors, It is very helpful in distinguishing between stones of the same color
- Axis-Specific Colors: Gemstone Dichroscope Clearly displays the true colors on each axis, you can observe the two pleochroic colors characteristic of a given direction in a doubly-refractive gem side by side, allowing you to see them separate
- Differentiate Similar Stones: Our Gemstone Identification Jeweler Tool helps you differentiate stones of the same color from one another, You can use the function of the dichroic mirror to differentiate gemstones according to their dichroic or trichroic properties for accurate evaluation and identification of gemstones, it an essential tool for gemologists and jewelers
- Predict Mixed Colors: If use Our Jewelry Gemstone Testers no dichroism is initially detected, the gemstone can be rotated for observation using a dichroic microscope in multiple viewing directions. This helps to thoroughly evaluate the gemstone for the presence of polychromy, Get a precise idea of how the colors will blend when cut into a stone
- Durable and Reliable: Gemstone Tester Made by professional craftsmen to withstand heavy use, Our color separation mirrors are also capable of identifying Trichoic Pleochroic Colors gemstones. By looking at the gemstone from three directions perpendicular to each other, you can see three distinct color
7. Dupeakya Professional Diamond Tester, Gem Tester Pen Portable Electronic Diamond Tester Tool for
- This is a portable electronic device for distinguishing real diamonds from other simulated stones. It is designed for quick, precise, and safe diamond tests.
- An excellent tool kit for the diamond tester, suitable for handling any exposed or inlaid diamonds and gems, as well as other jewelry and precious metal items.
- The diamond detector with voice instructions and audible sounds are emitted when the lights are on so that you can easily distinguish between masonry and stone.
- The small portable electronic devices can be put in any wallet or backpack, and the operation is simple. As long as the tip is perpendicular to the test masonry and the switch is pressed, the result can be obtained.
- Package contents: 1 x diamond tester, 1 x leather case, 1 x test platform, 1 x user manual. This product uses a dc9v battery (not including battery).
8. Diamond Tester Professional, High Accuracy Jewelry Diamond Tester Pen, Electronic Diamond Gem Tester
- Easy to use Place the tip of the diamond tester gently on the gemstone. If the diamond is fake, crystalline or cubic zirconia, the tester will not beep. An excellent diamond tester tool kit, suitable for handling any exposed or mounted diamonds and gems.
- Intuitive design Our gemstone tester has an intuitive design, light and portable, and the jewelry diamond tester is equipped with LED lights and audio instructions. As long as the tip is perpendicular to the test masonry and the switch is pressed, the result can be obtained.
- Quick IdentificationYou just turn on our diamond test pen detector; place the tip of the diamond tester on the gemstone, and a single tap is enough. In providing fast and accurate results. You will be able to know in a few seconds whether an item is fake or not.
- Accessory tools Magnifying glass (small microscope) equipped with 60X LED illumination. Diamond test pen can be used for gems, coins, antiques, stamps, reading, inspection, etc. Diamond tester pen is designed for fast, precise and safe diamond testing.
- Professional Service If you have any questions about our diamond tester pen, please contact us. We have a professional dedicated to assisting you and help you answer any questions you may have.
9. Diamond Tester, Diamond Detector, Diamond Tester Pen, Diamond Tester Professional, gem Tester,
- MULTIPURPOSE USE: Our diamond detectors can quickly test the authenticity of diamonds, jades, agates and crystals. If it's a real diamond, the light will be greater than or equal to 90 degrees, accompanied by a beeping sound
- REASONABLE DESIGN: Our High Accuracy Professional Jeweler is the second generation and the diamond tester is very simple to use. You just need to install the battery and turn the switch before use (without battery)
- QUICK DISTINGUISH: You just need to open our diamond tester pen, put the tip of Diamond Detector perpendicular to the gemstone (90 degrees). You'll be able to quickly get results in seconds, knowing if the item is real or fake
- SCOPE OF APPLICATION: Diamond Tester Pen High Accuracy Professional Jeweler can be used for diamond, jade, crystal, agate. diamond checker tool can easily and quickly test the authenticity of the tested items
- SERVICE: If you encounter any problems in the process of use, welcome to communicate with us! The kit includes: a diamond tester, a user manual, and a test bed. This product does not contain a 9V battery
10. SmartPro SPGE-I Gem Eye I Gem and Diamond Tester Smart Pro
- High efficiency
- Industrys thinnest probe tip (0.48mm) for testing diamonds as small as 0.01ct
- Identifies metals, simulants and diamonds instantly
- Portable tester that can be used anywhere
- No waiting time between tests
Peter
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