Finding the best diamond tester suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.
Reviews
1. High Accuracy Professional Jeweler Diamond Moissanite Tester Gemstone 2pt Jewel Stone Combo Gem Jewelry Test Selection Tool Meter Device
Feature
Working time:about 2 hours of continous useProbe warm up time:about 25 seconds
Built in metal detector
With "beep" sound indicator
Description
This tester is designed to distinguish diamond, moissanite from other fake stones quickly. It has fine elastic tipped probe for testing and able to identify stones as small as 2pt.Features:
Easy operation without necessary to adjust LED bar garph via volume control to match stones of different sizes like that used in other diamond tester models
Could be powered by AAA batteries, NiMH batteries or an AC power adaptor (not included in the set)
Can distinguised stoned as small as 2 pt
Low battery detector
Equipped with an elastic probe tip
Built in metal detector
Automatic power off
With "beep" sound indicator
Rubber paint finish
Factory Calibrated
Specifications:
Working Voltage: DC 4.5V, AAA batteries or NI-MH battery or AC adaptor (110~240V, DC 4.2V) (not included in the set)
Probe warm up time: about 25 seconds
Working time: about 2 hours of continous use
Net weight: 65g (not including batteries)
Tester Size: 173 x 42 x 22mm (L x W x D)
Working Temperature: 18 ~ 30C
Set Includes:
1 x Diamond Tester
1 x Testing Base
English User Manual
Carrying Case
Standard Factory Package
2. PRESIDIUM DIAMONDMATE-C ELECTRONIC DIAMOND TESTER
Feature
Included rechargeable batteries and AC adapterPocket sized (very portable)
1 Year Factory Warranty
Description
For diamond testing results that are fast, easy, and reliable, this is it. Verses the sub-standard tester model that isn't backed by the reliability and stability of Presidium Instruments. Sadly, most testers don't meet the basic qualifications of a good gem tester: ease, reliability, and speed. Luckily, the Presidium DiamondMate-C Electronic Diamond Tester meets and exceeds these qualifications.Easy visual lights and audible beeps indicate results in a way that's simple enough for anyone to understand. Simple to use and reliable because precision results are always a guarantee with its proven thermal conductivity testing method. The very low power consumption also gives you the reliability of prolonged use without having to worry about the power supply. It's fast because the results of a test are instant and there is zero waiting time in between tests. All of these features put the Presidium DiamondMate-C ahead of the game. For added user convenience, the DiamondMate C features a built-in metal detector that generates a distinct and audible beep when contact is made with metal.3. Portable Gemstone Diamond Jeweler II V2 Tester Analyzer Jewelry Gems Select Tool
Feature
Easy to use even for a new beginnerEmit audible sounds to give accurate reading
Diamond indicator will be showed if the stone is a REAL diamond (Green light)
Large / small switch for testing diamonds +/ - 8 points
Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone )
Description
Easy to use even for a new beginner Emit audible sounds to give accurate reading Diamond indicator will be showed if the stone is a REAL diamond (Green light) Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone ) Large / small switch for testing diamonds +/ - 8 points To emit sounds to give accurate reading LCD display & LED indicator If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction Dimension: 16.5 x 4.2 x 2.2cm Powered by DC 9V battery x 1 (not included )Package content :
1 x Diamond selector II tester
1 x Testing Platform
1 x English user manual
1 x Protected leather Pouch case
4. DREAME 30X 60X LED Lighted Illuminated Jewelers Eye Loupe Jewelry Magnifier for Gems Jewelry Rocks Stamps Coins Watches Hobbies Antiques Models Photos
Feature
POCKET MAGNIFYING GLASSES For Jewelry Authentication. Good for Gems, Jewelry, Rocks, Stamps, Coins, Watches, Hobbies, Antiques, Models, Photos Industry, House living and Office.SUPER BRIGHT LED LIGHTING. Switch On/ Fff for Bright White Led Light Convenient For See the Objects Clearly Under Insufficient Sunlight or Dark Environment
Dual LENS. Primary lens: 30x22mm, Supplementary lens: 60x12mm. You can choose different lens freely
PORTABLE LIGHT WEIGHT LOUPE. Durable aluminum and Plastic Housing, Easy to Carry, With a Small Case to Protect It.
EASY TO USE AND FOLDABLE DESIGN. Just Pull Out the Jewelry Magnifier to Use, and Put It Back When Not In Use. It Requires 3 LR1130 Batteries (Batteries Are Included)
Description
Dual LED Jewelry Magnifier made of high quality optical glass in a chrome plated surround. Good for industrial purpose, Circuit board and Printing, Medicine,Coins and Stamps, Jewelry appraisal, Education, Geography, House living and Office. Package Included: 1 X Pocket Magnifier, 1 X User manual5. PHYHOO High Accuracy Professional Jeweler Diamond Tester For Novice and Expert
Feature
Professional Diamond Selector II will indicate genuine diamond or fakeUses large / small switches for testing diamonds
Emits audible sounds to easily differentiate the readings
Batteries: 1 x 9v Battery (not included)
Package Contents: 1 x Diamond Tester
Description
PHYHOO High Accuracy Professional Jeweler Diamond Tester For Novice and Expert.If you have any problem,please don't hesitate to let me know.6. HDE High Accuracy Professional Jeweler Diamond Tester For Novice and Expert,Diamond Selector II, L101
Feature
Professional Diamond Selector II will indicate genuine diamond or fakeUses large / small switches for testing diamonds
Emits audible sounds to easily differentiate the readings
Batteries: 1 x 9v Battery (not included)
Package Contents: 1 x Diamond Tester
Description
Patrice is constantly shopping for jewelry, trading diamonds, sorting through scrap jewelry, and bidding at estate sales and auctions. Patrice wants to find the highest quality diamonds to use to make the pieces for her jewelry collections. This diamond tester indicates whether Patrice's stones are genuine diamonds or fakes. Small enough to carry around town in its included leather bag, the Diamond Selector II can go everywhere Patrice goes, while ensuring accurate readings with its low battery indicator. Patrice won't settle for knockoff diamonds, and neither should you. Weed out imposter gems with the Diamond Selector II.This Diamond Selector II offers a highly compact design that is perfect to have on you when shopping for jewelry, buying/trading diamonds, sorting through scrap jewelry, bidding at estate sales, auctions & more. This diamond tester will indicate whether your stone is a genuine diamond or fake. The cost for your Diamond Selector II is not even a fraction of the cost of a diamond, and you will gain peace of mind by knowing that you are buying a real diamond, instead of a knockoff.This Diamond Selector II tester comes with a leather bag and small testing tray for holding loose stones. It also features a low battery indicator to ensure accurate readings.
HDE is a registered trademark and is the only authorized seller of HDE branded products
7. HDE Diamond Test Kit Precious Metals And Gem Tester + Digital Pocket Scale
Feature
Digital scale reads carat weight, along with g, oz, ozt and dwtCapacity: 1000g x .1g
Batteries not included
Package Contents: 1 x Metals And Gem Tester, 1x Digital Pocket Scale
HDE is a registered trademark and is the only authorized seller of HDE branded products
Description
What we have here is the ideal kit for any aspiring jeweler. Use the diamond selector to let you know the quality of your stones. The digital scale is perfect for getting the carat weight of your diamonds.8. High Accuracy Diamond Tester Professional Jeweler For Novice and Expert - Diamond Selector II 9V Battery Included
Feature
Professional Diamond Selector II will indicate genuine diamond or fakeIt is designed for quick, precise, and safe diamond testing.
Portable electronic device for distinguishing real diamonds from other simulated stones.
If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction.
Emits audible sounds to easily differentiate the readings
Description
Color:BlackDiamond Selector II" is a portable electronic device for distinguishing real diamonds from other simulated stones.
It is designed for quick, precise, and safe diamond testing.
Features:
Pocket with a handheld.
Operation simple and accurate.
Emit audible sounds to give accurate reading.
Diamond indicator will be showed if the stone is a REAL diamond (Green light).
Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone).
Large / small switch for testing diamonds +/ - 8 points.
To emit sounds to give accurate reading.
LCD display & LED indicator.
If stone is Fake crystal, a simulant such as cubic zirconium (CZ), will be no reaction.
Dimension: 16 x 4 x 2 cm
Powered by DC 9V battery x 1 ( Included)
Package include:
1 x Diamond Tester
1 x Leather Pouch Case
1 x Testing Platform
1 x User Manual
9. LuckyStone Jeweler Tool Kit Jewelry Diamond Selector II Portable Tester LED Plus 30X Jewelry Loupe
Feature
Lcd display & led indicatorEmit audible sounds to give accurate reading
Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone )
Large/small switch for testing diamonds +/- 8 points
Powered by dc 9v battery x 1 (not included )
Description
Diamond indicator will be showed if the stone is a real diamond (green light). If stone is fake crystal, a stimulant such as cubic zirconium (cz), will be no reaction. Powered by dc 9v battery x 1 (not included). Diamond tester size: Approx. 15.5cm x 4cm x 2.2cm. Lens diameter: 21mm loupe size: 38mm x 26mm x 18 mm . Package contents: 1 x diamond selector ii tester , 1 x jeweler loupe. 100% brand new.10. LuckyStone Diamond Tester
Feature
Accuratelly differentiate diamond from other materials.Results given in seconds.
Easy to operate.
Cost effective
Description
You're getting married? Are you worried you will not be able to tell the difference between real and fake diamonds? No worries we know how you can tell genuine diamonds from fakes.11. 60X Portable Diamond Tester Illuminated Loupe Jeweler Jewelry Tool Kit
Feature
Excellent kit for anyone who handles loose or set diamonds & gemstones and other jewelry and precious metals itemsThis is a diamond selector with accurate and reliable reading.
Metal, simple calibration for stones of various sizes. LED light.
It can be used for jewelry, gemstone, document, and currency authentication.
Package Included: 1 x Portable Diamond Tester (V2) 1 x Carrying Case 1 x Testing Platform 1 x one mini 60X Jeweler's loupe 1 x User's Manual 1X FOME Gift
Description
Diamond Selector V2 is a portable electronic device for distinguishing real diamonds from other simulated stones. It is designed for quick, precise, and safe diamond testing.
The mini jeweler's loupe with 60X magnification power is included. This portable and versatile loupe can be used for jewelry, gemstone, document, and currency authentication
Feature:
LED light and audio result indication
Accurate and reliable reading
Metal alert
Simple calibration for stones of various sizes
Testing platform for loose stones
Specification:
Color: Black
Initial warm-up: ~ 20 sec
Indicator: Audio and LED lamps
Power: 1 x 9V battery (not included)
Testing Capability: Diamonds/ Diamond simulation (e.g. CZ)/ Metal
Package Included:
1 x Portable Diamond Tester (V2)
1 x Carrying Case
1 x Testing Platform
1 x one mini 60X Jeweler's loupe
1 x User's Manual
1X FOME Gift
12. High Accuracy Professional Jeweler Diamond Tester For Novice and Expert - Diamond Selector II 9V Battery Included
Feature
Easy operation. LED light and audio result indication.The red light will be showed and the audio indicator will sound "beep" if the diamond is real.
Simple calibration for stones of various sizes. Accurate and reliable reading.
Matched with a testing platform for loose stones.
Light weight, matched with a convenient carrying case. Detailed user manual is included in package.
Description
Portable and easy to operate test tool to distinguish real diamonds from simulant ones.
The cost for your Diamond Selector II is not even a fraction of the cost of a diamond, and you will gain peace of mind by knowing that you are buying a real diamond, instead of a knockoff. This Diamond Selector II tester comes with a leather bag and small testing tray for holding loose stones. It also features a low battery indicator to ensure accurate readings.
Package Content:
1 * Diamond Selector II
1 * 9V Battery
1 * Testing Platform
1 * Carrying Case
1 * User Manual
13. Electronic Prestige Jewelry Diamond Gemstone Gems Tester Selector II Tool LED, Comes with 6F22 9V Powered Battery
Feature
Emit audible sounds to give accurate readingDiamond indicator will be showed if the stone is a REAL diamond (Green light)
Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone )
Large / small switch for testing diamonds +/ - 8 points
To emit sounds to give accurate reading
Description
Portable and easy to operate test tool to distinguish real diamonds from simulant ones.
The cost for your Diamond Selector II is not even a fraction of the cost of a diamond, and you will gain peace of mind by knowing that you are buying a real diamond, instead of a knockoff. This Diamond Selector II tester comes with a leather bag and small testing tray for holding loose stones. It also features a low battery indicator to ensure accurate readings.
Package Content:
1 * Diamond Selector II
1 * 9V Battery
1 * Testing Platform
1 * Carrying Case
1 * User Manual