With so many great Best Colored Gemstone Tester to pick from, like those from brands such as Presidium,JYCWTT,HMKIS, it can be tricky for customers to decide what to buy. But after extensive research, we’ve discovered the stand-out Best Colored Gemstone Tester currently on the market.
Our team rigorously tested numerous products available to consumers. The one that stands at the top of our list is Presidium Best Colored Gemstone Tester, thanks to its impressive performance and features. Below you’ll find more of our top-rated picks, along with insightful analysis from our seasoned experts. Check out their thoughts before making your purchasing choice. With this guide backing your decision, you’re sure to end up with a Best Colored Gemstone Tester you’ll love.
Editor's Choice
Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying
Premium Pick
Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common
Budget Pick
HMKIS Diamond Tester Pen, Professional Jewelry Diamond Tester with 60X Jewelry Loupe Magnifier,
Top 10 Best Colored Gemstone Tester
We researched and compared the top products in the Best Colored 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. IMPORTANT TO NOTE | The calibration of this product may be affected during shipping. If you experience issues with calibration, please reach out to the seller for assistance prior to returning the item.
2. Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common
- INDUSTRIES MOST TRUSTED | The only handheld tester specifically for colored gemstones; Quick results in less than 6 seconds.
- THINNEST RETRACTABLE PROBE TIP | Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone, for enhanced accuracy.
- VERSATILE AND RELIABLE | Color input function to further separate gemstones for more precise results.
- EASY TO READ | Results are on a clear digital LED screen; Tests an extended range of 31 different gemstones.
- ERGONOMIC | Sleek chrome-brushed ergonomic grip; USB port for alternative power and handheld for convenience.
3. Portable Gem Tester, Gemstone Tester with LED Indicator Light & Touch Screen, Accurate Test and Easy
- Automatic Test FunctionExperience cuttingedge technology with a built-in LED light source that requires no warm-up time. The top box can be opened to match gemstones of different sizesMaking it the ideal Portable Gem Tester for onthego evaluations
- Quick ResultsEngineered for speed and accuracy, our tester delivers reliable results in seconds. Its compact design ensures that you can swiftly verify authenticity anytime, anywhere, serving as a topquality Gemstone Tester
- Optimal EfficiencyDesigned with an intuitive pointer interface, this device maximizes your productivity by allowing fast and efficient testing. Its streamlined performance makes it the ultimate Gemstone Tester for All Stones
- Easy To UseNo professional skills are neededjust power on the device, gently press the tip against the stone, and get instant feedback. Its user-friendly operation ensures accuracy with every test
- Versatile ApplicationsNot limited to diamonds alone, this tester is perfect for assessing a wide range of gemstones. Whether youre a professional jeweler or a hobbyist, it offers various functionalities to meet your diverse testing needs
4. HMKIS Diamond Tester Pen, Professional Jewelry Diamond Tester with 60X Jewelry Loupe Magnifier,
- [Power Upgrade] The HMKIS diamond tester offers two power supply options: Type-C and 9V Power (includes a 1m Type-C cable). Utilizing a Type-C power supply delivers a more stable and precise voltage output, thereby enhancing the accuracy and reliability of experimental and test results. Opting for the Type-C power supply is highly recommended for optimal performance. PLZ NOTE THIS IS Non-Rechargeable !
- [Rapid Assurance] The Professional Diamond Selector II swiftly verifies the authenticity of diamonds with precise accuracy. Designed for quick and secure testing, this diamond selector features an LCD display, LED indicator, and large/small switches for testing diamonds. Audible signals provide further assistance in interpreting readings, ensuring a swift and confident evaluation process.
- [Easy Use]The HMKIS Diamond Tester Pen is a user-friendly tool that eliminates the need for professional knowledge in diamond testing. With just a few simple steps, anyone can determine the authenticity of a diamond. By turning on the Diamond Tester Pen detector, selecting the diamond size, and placing the tip of the tester on the gemstone, users can easily identify whether the stone is a genuine diamond or if it is made of glass, crystal, or cubic zirconia based on the results. The red light and beep emitted by the diamond tester indicate the presence of a diamond, making it a convenient and easy-to-use tool for anyone in need of quick and accurate diamond testing.
- [Jewelers Loupe] The 60X LED Jewelers Loupe with batteries is a versatile tool that can be used for a wide range of applications. Whether you are examining gems, coins, antiques, stamps, conducting readings, inspections, jewelry appraisals, studying rocks, watches, calligraphy, paintings, pursuing hobbies, collecting antiques, building models, working in the photo industry, testing electronic products, or simply using it for tasks in your home life or office, this Jewelers Loupe is an essential tool. Its compact design and powerful LED lights make it convenient for use in various settings, providing clear and detailed magnification for all your viewing needs.
- [Adjust Size]:We have to choose the diamond size before using the diamond tester.Otherwise we may get the incorrect result.
- [Touch Panel]: We have to touch the panel on the back when testing. Othersize we will get a wrong result.
- [Incorrect Contact]: When we have incorrect contact, this diamond tester pen will have a flashing OR it will turn off. When you testing metal,skin,or something else.
- [Warm Notice]:Make sure to test according to the correct testing procedure, avoid using the diamond tester on unsuitable items(metal,skin,water and ect.), to ensure accurate testing results. Any improper operation may affect the accuracy of the test.
- [Package include]:1 x Diamond Tester Pen, 1X 60XJewelers Loupe,1x 1M USB Cabel,1 x Testing Platform,1 x User Manual
5. Gem Indicator (PGI) Gem Tester
- 31 different types of colored gems can be tested
- Easy-To-Read clear Digital LED Screen and fast read out
- Internal Library Database Function of gemstones and their possible colors. Helps indicate up to 31 different types of colored gems
- Use with AAA batteries or the USB cable.
- 1 Year manufacturer warranty
6. Presidium Duo Tester PDT Diamond Gemstone Tester
- Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone
- Industrys thinnest probe tip (0.6mm) for testing gemstones as small as 0.02ct
- Large easy to read analog dial with 15 colored gemstones
- Consistent and reliable results every time
- Simple and easy to use
7. VIVOSUN 2-Pack Jewelry Loupe, 30X and 60X Foldable Magnifier UV/LED Lights, Desktop Loupe with LED &
- Premium Loupe Set: Boasting optical-grade lenses, this set ensures crisp visual clarity for inspecting intricate details; Equipped with built-in illumination, it enables enhanced observation in any lighting condition; A lens wiping cloth is included for easy maintenance
- 30X Rechargeable Illuminated Magnifier: This mini desktop loupe is crafted with a zinc alloy housing and optical-grade lens; It features 3 LED lights for clear viewing and 3 UV lights for counterfeit detection; Includes a leather storage case and a USB charging cable for added convenience
- 30X/60X Foldable Illuminated Magnifier: This foldable loupe has an aluminum alloy and plastic housing and optical-grade lenses and offers two magnification levels of 30X and 60X for versatile use; It includes 2 bright LED lights to ensure excellent visibility in low-light environments; Includes a storage case and 3 LR1130 batteries that are preinstalled
- Durable & Compact: These illuminated loupes are crafted from durable materials for longevity; They also feature a compact and lightweight design for portability, allowing for close observation on the go
- Wide Applications: These loupes are excellent tools for examining jewelry, gems, coins, stamps, rocks, antiques, plants, mechanical watches, and more; They make great gifts for rock, coin, or stamp collectors, gardening enthusiasts, or anyone who simply appreciates the beauty of intricate details
8. Digital Gemstone Refractometer, Jewelry Tester Identification Tool, Measurement Error: ±0.005 /
- Premium Construction MaterialsCrafted with hard aluminum alloy for scratch-proof work platforms, this instrument delivers robust structural integrity. Enhanced with ABS engineering plastic power controls and triple-layer internal insulation, it ensures secure protection against electrical hazards
- Essential Gem Identification InstrumentAs a cornerstone tool for jewelers, it performs non-destructive refractive index measurements (range: 1.300-3.000) with speed and precision. Critical for verifying gemstone authenticity through optical properties
- Simplified Testing ProcedureRequires no refractive oilsimply position the gems measurement facet against the platform. Instantly determines crystal structure (uniaxial/biaxial) based on light behavior
- Total Internal Reflection TechnologyUtilizes fundamental optical principles where refractive index values serve as definitive indicators for material identification. Each reading provides reliable gem characteristic data
- Comprehensive Material CompatibilityAccelerates identification for single/double refractive gems, diamonds, and colored stones. Engineered for solid materials requiring refractive index verification
9. 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
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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