Best Online Diamond Tester Reviews & Alternatives

A online diamond tester can be a great investment for those who want to simplify their work needs. With the increase in standing desk popularity, many people looking for the best online diamond tester feel overwhelmed by the wide range of options available. From traditional online diamond tester  to convertible models, the dizzying slew of choices might make you feel the need to take advantage

What are the features that make the best online diamond tester? These compact and convenient online diamond tester are easy to install and easy to use at the same time. And then there’s the price! Below, we’ll run through the average online diamond tester cost of some of the most popular types, so you can get a good idea of where to start with your budget.

The reasons you should trust us

We recommend products in each review using an intensive research process, spending hours combing through the best available models on Amazon. For a product to make our list of top picks, it must hold a solid sales record on Amazon, have consistently positive customer reviews, and offer unique features, among other factors. After narrowing down our recommendations, we conduct additional research to ensure that the products meet our standards. Once we conclude the research phase, we craft a well-rounded, user-friendly article that includes our recommended products and additional information to help homeowners like you make the right purchase. The following key factors are considered when analyzing:

  • The quality of online diamond tester
  • Each product’s design
  • How it’s built
  • Price comparison
  • How durable [replace-keyword] is
  • Features
  • Cost-effectiveness
  • Versatility
  • Product usability
  • The functionality of the online diamond tester
  • Performance of the products
  • Product dimensions and weight
  • Return policy and warranty, and more.

Best online diamond tester & Features

1. HEYMOUS Diamond Tester High Accuracy Portable Diamond Detective Test Kit with Gem Tester Jeweler Test Tool + Jeweler’s Loupe 45X Magnifying Glass

Features :

  • Operation simple and accurate, emit audible sounds to give accurate reading
  • This diamond tester comes with a small testing tray for holding loose stones
  • Batteries: 1 x 9V Battery (Not Included). 45x Illuminated LED Loupe comes with batteries included
  • The diamond selector is accurate and reliable reading, accurately differentiate diamonds from other materials
  • The Diamond Tester and 45x Jeweler’s Loupe will help you to tell the difference between a genuine diamond and fake diamond, diamond indicator will be showed if the stone is a REAL diamond

2. HMKIS Diamond Tester Pen, High Accuracy Jewelry Diamond Tester+ 60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

Features :

  • [Easy to Use]: Real Diamond will 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

Additional Info :

Color Diamond Tester+ Magnifier
Item Dimensions
Height 1.37795
Width 2.16535
Length 10.15746
Weight 0.2645547144

3. [Upgraded] Diamond Tester Pen, High Accuracy Jewelry Diamond Teste Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone(with Battery)

Features :

  • Professional Diamond Selector II will indicate genuine diamond or fake.
  • It 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

Additional Info :

Item Dimensions
Height 0.787401574
Width 0.787401574
Length 4.724409444

4. MIIUONO High Accuracy Diamond Tester for Novice and Expert (Battery Included)

Features :

  • Fast Results: Designed for rapid, accurate, and safe diamond testing. Through non-destructive testing, the operation is simple and precise. Professionals are not required.
  • Upgraded high precision diamond detector: The diamond tester is more profession and precision. Quick indicate genuine diamond or fake
  • Easily Operated: If the lights move rapidly lighting up as they go, and there is a steady beep, and the lights are greater than or equal to 9. You know you have a real diamond. There would be no beep sounds and the diamond tester will not light up from green to red for cubic zirconium, crystal, and glass, and lights are less than 9
  • Portable design: Diamond tester professional is equipped with convenient carrying cases. Designed for rapid, accurate and safe diamond testing.
  • Package Contents: 1 x Diamond Tester, 1 x 9v Battery, 1 x Testing Platform, 1 x User Manual

Additional Info :

Item Dimensions
Weight 0.2535316013

5. Metasploit: The Penetration Tester’s Guide

Features :

  • No Starch Press

Additional Info :

Color Teal/Turquoise green
Item Dimensions
Height 9.31
Width 0.76
Length 7.06
Weight 1.75
Release Date 2011-07-15T00:00:01Z

6. Dupeakya Professional Diamond Tester, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone

Features :

  • Fast And Precise: This gemstone tester pen is designed to detect if a diamond or gemstone is real or fake, Diamond Selector II will indicate genuine diamond or fake in seconds.
  • Simple to Use: Diamond Tester Pen is simple to operate to get results. Real Diamond will emit sounds and lights >=9. It is designed for quick, precise, and safe diamond testing.
  • Portable: Portable electronic device for distinguishing real diamonds from other simulated stones. LCD displays & LED indicators. Uses switches for testing diamonds, Emits audible sounds to easily differentiate the readings.
  • NOTICE: * When testing, the probe needle and the tested object must be at a 90° angle. * When testing diamond, your right index finger must keep touching the metal panel on the back of the tester, while you do not touch the panel if you test other gemstones. * Do Not test any metal. * Don’t wear gloves.
  • Service: If you have any questions about use, please feel free to contact us. Package contains: 1 x diamond tester, 1 x 60X Mini LED Magnifying,1 x user manual. This product uses dc9v battery (not including battery)

Additional Info :

Color black
Item Dimensions
Height 0.8661417314
Width 1.574803148
Length 6.299212592

7. Monster Slayer

Additional Info :

Release Date 2022-06-12T00:00:00.000Z

8. Pro Appraisal Kit & Scrap Jewelry Organizer Gold/Silver Tester, Diamond Testing Machine, Needle File

Features :

  • ✅Everything the professionals use to test diamonds & precious metals while appraising and buying
  • ✅Brand New P7 Diamond Analyzer professional jewelers test machine
  • ✅Complete PuriTEST acids pack contains six (6) half-ounce bottles of test acids- 10k, 14k, 18k, 22k, Silver, and Platinum
  • ✅Genuine PuriTEST 30x magnifying loupe with case included FREE
  • ✅Two (2) deluxe test stones with rubber backing (one large, one small), plus a 5.5″ needle file

Additional Info :

Color Black

9. Duracell 28L -6V Lithium -Battery, 1 Count Pack, 28L 6 Volt High Power Lithium -Battery, Long-Lasting for Video and Photo -Cameras, -Lighting Equipment, and More

Features :

  • POWER FOR A WIDE RANGE OF DEVICES – The Duracell 28L 6 Volt High Power Lithium battery is designed for use in a variety of compatible devices like digital cameras, lighting equipment, and other electronics
  • LONG-LASTING POWER – Duracell high power 28L Lithium batteries were developed to provide reliable performance for your specialty devices
  • GUARANTEED FOR 10 YEARS IN STORAGE – Duracell 28L High Power Lithium batteries are guaranteed for 10 years in storage, so you can be confident these batteries will be ready when you need them
  • BUILT FOR RELIABLE PERFORMANCE in a wide range of high-powered devices, the 28L is equivalent to 6V 2CR11108, L544, and PX28L battery types
  • #1 TRUSTED BATTERY BRAND – From storm season to medical needs to the holidays, Duracell is the #1 trusted battery brand

Additional Info :

Item Dimensions
Height 0.47244
Width 0.47244
Length 0.98425
Weight 0.0220462262
Release Date 2005-08-15T00:00:01Z

10. Mech Assault 2 Lone Wolf – Xbox

Features :

  • For the first time, gamers can step out of their ‘Mechs – go out on foot, jump into other Mechs and hijack other vehicles
  • Deeply-enhanced single player campaign with a compelling storyline
  • More incredible explosions and devastating destruction and javelins fly through the air and lasers light up the sky
  • Battle for control of the Inner Sphere against live opponents in your Xbox Live – Team up, go on search-and-destroy missions and talk trash in real-time

Additional Info :

Item Dimensions
Height 0.75
Width 5.25
Length 7.5
Weight 0.25
Release Date 2004-12-30T00:00:01Z

Buying Guide for online diamond tester

To help you buy the perfect online diamond tester for your needs and requirements, we have mentioned some of the best online diamond tester in this article. Not only that, but you can also learn about their differences as we have mentioned their major features and options.

To help you on your way, we’ve listed some questions you may want to consider before making any purchase.

  • Why do I want to buy this?
  • Do I need it or just want it?
  • Am I getting the best deal?
  • How often will I use it?
  • Can I pay cash for it?
  • Is it budgeted for?
  • Can I borrow it?
  • Can I get it used?

Although, if you still want to learn more about these online diamond tester for buying the perfect one, we are here with a detailed buying guide just for you. Since this buying guide is related to online diamond tester, you can find many major features and aspects related to online diamond tester. Thus, you can easily choose the perfect one by going through this article until the end.


The online diamond tester should last more than one use and hold up against normal wear and tear. We recommend reading the product description before purchasing online diamond tester to ensure they’ll last a while. Additionally, pay attention to the wash instructions.


When choosing the best online diamond tester, you must consider its versatility.  It is important to make sure that your unit can be used for performing different tasks.

For instance, if you need to use your unit for other purposes in any other materials, getting the one with a versatile design will be an ideal option for you.


The brand is another crucial factor you must consider while looking for the online diamond tester.  You will find both well-known and unknown brands in the market. If you are looking for a reliable and durable model, I recommend getting one from a well-known brand.

They use high-quality materials and the latest technology to manufacture their products.  As a result, you will be able to get a durable and long-lasting online diamond tester.

Ease of Use

While choosing the online diamond tester, you must ensure that it is easy to use.  It is important to get the one that comes with a user-friendly design.


As a result, you will be able to use your unit for a long time without facing any discomfort.  Also, getting the one that comes with an easy-to-use design will help you save a lot of time and effort.


The price is another essential factor you must consider while looking for the online diamond tester.  You need to get the one that fits your budget perfectly.

Getting the one that comes at an affordable price will help you save a lot of money.  However, you must ensure that it meets your needs and requirements perfectly.


The online diamond tester should be easy to carry for you. Therefore, consider the size, style, design, and all the other basic features to check for the actual portability of the device. Portability comes with comfort and ease, and you need to look for all the features to look for a suitable online diamond tester.


The price of your online diamond tester will depend upon its features and the overall quality. There are some inexpensive options in the market, but they may not have the best features.

The term ‘budget’ is broader because it completely depends on the user who wants to purchase the online diamond tester. In this case, you can prepare a list of all the features you want to have in your online diamond tester. Then, look for the product that comes with these features and works well.

After that, you should carefully check the prices of each air compressor machine on your list. This will give you a precise idea about the budget you need to prepare for the online diamond tester you should go after.


It is important to consider your unit’s weight while working in congested areas. Getting a lightweight model will be ideal if you need to work regularly in difficult-to-reach places.

However, if portability is not your concern and you are looking for a durable model, you can go for the one with a little heavyweight.


The warranty of online diamond tester is when the manufacturer offers free repairs or replacements for any damages that occur to the product.

You need to check the warranty of online diamond tester before buying it, as you don’t want a product that doesn’t come with a warranty.

At the same time, you also need to remember that some online diamond tester come with a longer warranty than others, so select one with a long warranty if possible.

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