Top 9 Gemstone Tester Professional – Jewelry Diamond Testers

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1. Presidium

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

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Presidium #ad - Thinnest retractable probe tip i pgt ii features the industry’s thinnest retractable probe tip. Versatile and reliable | consistent and reliable results every time. Included assisted thermal calibration | now easily self calibrate your device to your testing environment. Identifies diamonds/moissanites. Simple & easy to use | clear and easy-to-read analog dial; Can differentiate 16 types of gemstones. Industries most trusted | gemstone tester redesigned to be more compact, sturdy and portable.
BrandPresidium #ad
ManufacturerPresidium #ad
Height3.8 Inches
Length7.8 Inches
Width4.5 Inches
Part NumberPGT/CSE
ModelPGT-II

2. Gemoro

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Gemoro Testerossa Diamond, Moissanite & White Sapphire Tester

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Gemoro #ad - New enhanced moissanite Testing Technology for low conductivity stone identification. Identifies, detects and separates diamond from CZ, moissanite and white sapphire with New Enhanced M. Led stone illumination and UV fluorescence detection, Retractable probe tip with enhanced durability. Unprecedented 10-year probe tip warranty; Lifetime Limited Replacement Warranty on the tester. Powered by micro usb or with its included rechargeable NiMH batteries, or your AAA Akaline Batteries.
BrandGemoro #ad
ManufacturerGemoro #ad
Height3 Inches
Length9.25 Inches
Width5.5 Inches
Part NumberG0770
ModelG0770

3. koulate

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Super Bright DX6 USB Rechargeable Quad LEDs Expert Jade Appraisal Flashlight for Jewelry Appraisal Gemstones Diamond, koulate Jade Appraisal Light Detector Lamp

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koulate #ad - High quality lED beads with high power and long service life. Multiple lighting modes: not only for indoor or outdoor lighting, appraising currency, but also for identifying currents, official ID cards, spotted scorpions, driving licenses, passports, removing urine stains on carpets / rugs / clothes.

Meets your different needs: the rechargeable flashlights with double heads with four light sources, it good for business, which can meet the needs of different jewelry identification. Small enough to carry easily and fit in a pocket, handbag, drawer or carriage. Well made with high quality aluminum alloy, make it strong, durable and long lasting. No need to worry about long time charging: The gemstone identification flashlights has power protection system, preventing overload and excessive discharge. Premium quality made: the handheld flashlights is made of high quality stainless steel and aluminum alloy materials, this flashlight is sturdy and durable.

Convenient to charge: the portable flashlights comes with large capacity built-in battery and USB charging design, convenient and practical. High quality lED beads with high power and long service life. High quality lED beads with high power and long service life. Premium quality made: the handheld flashlights is made of high quality stainless steel and aluminum alloy materials, this flashlight is sturdy and durable.
Brandkoulate #ad
Height1.1 Inches
Length5.79 Inches
Weight0.62 Pounds
Width1.1 Inches
Part Numberkoulatezouxbh5mdg
Modelkoulatezouxbh5mdg

4. Sperry Instruments

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360° Visual & Audible Indicators, Sperry Instruments VD7504GFI DualCheck 2-in-1 Non-Contact Voltage Detector + GFCI Outlet Circuit Analyzer, 250 lb. Crush Rating, 50-1000V AC

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Sperry Instruments #ad - Industry leading: Advanced ground testing circuitry precisely detects the required low resistance values. Save time and money: with 2 popular testers in 1 unit - featuring a non-contact voltage detector on one end and GFCI outlet tester on the other.

Circuit sensing: non-contact sensitivity detects 50-600V AC and 50-60Hz. Durable: hi-impact resistant Polycarbonate Housing with soft over-molded rubber grips with a compact ergonomic design. Rated: 10 ft drop and 250 lb crush, cat rating iii 1000v, c-ul us, ce-marking and recognized by Occupational Safety Hazards Association OSHA as an National Recognized Testing Laboratory NRTL. Audible and visible indicator: 360° visual and beeping audio Non-Contact Voltage Detection.
BrandSperry Instruments #ad
ManufacturerActuant #ad
Height0.6 Inches
Length8.4 Inches
Weight0.02 Pounds
Width3.7 Inches
Part NumberVD7504GFI
ModelVD7504GFI

5. AstroAI

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Capacitance; Tests Live Wire, AstroAI M2K0R Digital Multimeter with DC AC Voltmeter and Auto Ranging Tester ; Measures Voltage, Current, Continuity

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AstroAI #ad - The multimeter has passed environmental pollution degree 2 and overvoltage category III 600V safety standards. The portable tester can easily be stored in a pocket. Tests live wire, capacitance to 2mF, Current to 10A, Continuity and Diodes. Includes convenient features like LCD Backlit Screen, Silicone Protective Case and Built-in kickstand make it easy to use.

It’s a suitable tool if you want to do some household or commercial improvements whether DIYers or Hobbyists. The silicone cover is able to protect the multimeter from failing damage and prevent electric shocks. Pocket size: convenient size and weight make this multimeter ideal for DIYers, engineers and inspectors. Ensures safety: double ceramic fuse is anti-burn and protects from overloading.

Thoughtful design: support data hold, auto shut-off, max, low battery indicator and continuity buzzer. Versatile digital multimeter: auto ranging for accurate measurement of ac/DC voltage to 600V, Resistance to 20MΩ, Frequency to 2MHz. One 9v battery is included in the package. Wide application:this multimeter is designed to troubleshoot a variety of automotive and household electrical problems safely and accurately. Please feel free to contact us if you have any problems.
BrandAstroAI #ad
ManufacturerAstroAI #ad
Height1.7 Inches
Length5.6 Inches
Weight211 Grams
Width2.9 Inches
Part NumberM2K0R

6. Simlug

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Jade Appraisal Light Detector Lamp, Super Bright DX6 USB Rechargeable Quad LEDs Expert Jade Appraisal Flashlight for Jewelry Appraisal Gemstones Diamond

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Simlug #ad - Jewelry light - made of high quality stainless steel and aluminum alloy materials, this flashlight is sturdy and durable. Lightsaber flashlight - comes with large capacity built-in battery and USB charging design, handbag, convenient and practical.

Small enough to carry easily and fit in a pocket, drawer or carriage. High quality lED beads with high power and long service life. Jade identification flashlight - not only for indoor or outdoor lighting, passports, spotted scorpions, driving licenses, but also for identifying currents, official ID cards, appraising currency, removing urine stains on carpets / rugs / clothes. Well made with high quality aluminum alloy, durable and long lasting.

Comes with length measurement, antiques, pocket and portable is convinient. Gem identification lamp - it has power protection system, make it strong, preventing overload and excessive discharge. Jade appraisal light detector lamp - double heads with four light sources, academic research, it good for business, which can meet the needs of different jewelry identification.
BrandSimlug #ad
ManufacturerSimlug #ad
Height1.18 Inches
Length5.79 Inches
Width1.18 Inches
Part NumberSimlugdrzbnfm7a0

7. qlee

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Led Uv Flashlight 365nm R5 Jade Jewelry Gemstone Identification Lights Ultraviolet/Yellow/White 3 in 1 Light Measurement Scale with Battery

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qlee #ad - Please noted: if any question or problem, please contact sellER FOR AFTER SELL SERVICE. Flashlight with length measurement, It Good For Business, Academic Research, Pocket And Portable Is Convinient.

White lights for illumination indoor or outdoor. Ultraviolet/yellow/white 3 in 1 flashlight with Measurement Scale, Size: 13CM x 2. 2cm x 1. 9cm, with rechargeable battery. The uv light is not bright as white light, spot scorpions, but for sepcial function: identification Current, authenticate currency, Official Identification Cards, driver license, Passports, it is of 365nm uv light not 395nm normal uv light, Not For Illumination, Clear Show Dried Unine&Stains Or Stain On Carpet/Rugs/Clothes.

Yellow light: especially for jade/gemstone identification flaw and Defective, car fog lights, and Yellow light is used in traffic lights, night fishing. Note: flashlight pack with reachargeable battery, antiques, but NOT Include Battery Charger.
Brandqlee #ad
ManufacturerQLEE #ad
Height0.87 Inches
Length5.12 Inches
Weight0.35 Pounds
Width0.75 Inches
Part NumberQLPI0103

8. Nitecore

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NITECORE GEM8 Professional Gemstone Identification Light 500 Lumens

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Nitecore #ad - Nitecore gem8 professional gemstone Identification Light 500 Lumens. Ships out within one business day.
BrandNitecore #ad
ManufacturerNiteCore #ad
Part NumberNITECORE-GEM8
ModelNITECORE-GEM8

9. SmartPro

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SmartPro Screen I Diamond Tester CVD HTHP Type lla Lab Created

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SmartPro #ad - Test from 001 ct up to 12 ct; tests earth-mined diamonds D-J and Lab Created CVD/HPHT Type IIa colorless. Auto testing function, New technology LED light source with hight efficiency and mercury-free. No warmup time before testing; Ready LED indicator; Super battery life saver. Smart touch test switch on the top front of the unit; Result indicating by Bright LED Lights with sound. Power: usb port, power adapter, or 4AAA Batteries Alkaline recommended.
BrandSmartPro #ad
ManufacturerSmartPro #ad
Weight1 Pounds
Part NumberSPSI-B4445