Best Pen Gold Tester Reviews & Alternatives

A pen gold 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 pen gold tester feel overwhelmed by the wide range of options available. From traditional pen gold 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 pen gold tester? These compact and convenient pen gold 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 pen gold 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 pen gold 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 pen gold tester
  • Performance of the products
  • Product dimensions and weight
  • Return policy and warranty, and more.

Best pen gold tester & Features

1. KEE Gold Tester Replacement Pen Probe

Features :

  • Upgraded to provide an amazing increase in stability and longer life
  • It’s stylish body is constructed of heavy duty plastic
  • No Messy Gels or Liquids
  • Assembled in the USA
  • Patented Technology
  • 30 Day Limited Warranty

Additional Info :

Item Dimensions
Height 1
Width 1
Length 8

2. GemOro Replacement Pen Probe for AGT3 Gold & Platinum Tester, Black

Features :

  • Replacement Probe for GemOro AGT3 Tester
  • Rated for 5,000 tests
  • Plug and play replacement
  • Package dimensions : 6.0 inches (H) x 12.0 inches (L) x 12.0 inches (W)

Additional Info :

Color Black
Item Dimensions
Height 5.5
Width 0.7
Length 0.7
Weight 0.01875

3. GemOro Replacement Pen Probe for AGT1, AGT2 and AGT-Blue Gold & Platinum Testers, Black

Features :

  • Replacement Probe for GemOro AGT1 & AGT2 Tester
  • Rated for 5,000 tests
  • Plug and play replacement
  • Package dimensions : 6.0 inches (H) x 12.0 inches (L) x 12.0 inches (W)

Additional Info :

Color Black
Item Dimensions
Height 5.5
Width 0.7
Length 0.7
Weight 0.07

4. Diamond Tester Professional, High Accuracy Jewelry Diamond Tester Pen, Electronic Diamond Gem Tester and Tester Pen 60X Magnifying Glasses Tool Kit for Novice Expert

Features :

  • 💎💎【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 Identification】You 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.

Additional Info :

Color Black
Item Dimensions
Height 1.574803148
Width 3.93700787
Length 7.87401574

5. Et-18 Gold Tester – TES-174.00

Features :

  • Determines gold karat values equal to or greater than 10k, 14k and 18k
  • 1-year manufacturer warranty
  • Safely tests gold without causing harm
  • Precisely determines karat value, solid gold and gold plate
  • May be used to test all color gold alloys; Detects platinum

6. Hqdz High Accuracy Diamond Tester Jewelry Detector Gem Pen 30X 60X Illuminated Eye Loupe Mini Led Foldable Magnifying Distinguish Tool (Black Tester, Black Loupe) H-ad-7

Features :

  • [Easy to Use,Intuitive Design]: Real Diamond will Emits sounds and lights >=9.Fake crystal, such as cubic zirconia ( CZ ), crystal, glass will be no sounds and lights <9.
  • [FOLDABLE GLASS MAGNIFIER]:Primary Lens: 30x22mm, Supplementary Lens: 60x12mm. You Can Choose Different Lens Freely. Good for Gems, Jewelry, Rocks, Stamps, Coins, Watches, Hobbies, Antiques, Models, Photos Industry.
  • [Practical Jewelry loupe]:the mini LED foldable magnifying is equipped with 30X 60X lens, portable and reliable for you to see the item you want to know, no worry about missing the details of gems; And you can also share them with your family members or good friends to enjoy much fun.
  • [Multiple uses]: the gold testing kit is suitable for testing various items, such as diamonds, jades, emeralds, crystals, agates, gems and so on, making it possible for you to distinguish and observe them clearly and easily.
  • [Complete tool for diamonds]: the package comes with 1 piece of Jewelry tester and 1 piece of Jewelry loupe, 2 pieces in total, which are complete and practical for you to test or observe diamonds, bringing you a good using experience.If you have any questions about use, please contact us. We will explain in detail.

Additional Info :

7. KEE Gold & Platinum Tester

Features :

  • Tests 10k, 14k, 18k, 22k, 24k, and Platinum
  • Battery Operated and Includes AA Battery
  • No Messy Gels or Liquids
  • Pen Probe included
  • Assembled in the USA
  • Patented Technology
  • 6 month Factory Warranty
  • Limited Warranty on Pen Probe

Additional Info :

Item Dimensions
Height 1.75
Width 3.25
Length 6.5
Weight 1.5

8. AuRACLE Model AGT-1 Electronic Gold Tester from GemOro!

Features :

  • World’s most user-friendly, best performing handheld electronic gold tester with unmatched accuracy
  • Tests all colors of gold from 6K to 24K, and also tests platinum
  • Immediate test results – no waiting between tests
  • Simply touch pen probe to gold and LED indicates karat
  • No messy gel. No chemicals. No dangerous acid · Compact and portable – 9V alkaline battery powered

Additional Info :

Item Dimensions
Height 4
Width 1.5
Length 6
Weight 100

9. Strong Keychain Test Magnet for Gold & Silver Jewelry

Features :

  • Premium quality lightweight Aluminum test magnet for jewelry dealers, metal recyclers, brokers, antique buyers and collectors!
  • Helps identify/sort fake gold & silver jewelry where steel is often the base metal!
  • Convenient & handy, a must have for garage & estate sales. Small for conveneince, yet still strong magnetic pull compared to regular magnets of the same size!
  • Durable solid Aluminum, stainless split rings, protective vinyl cap!
  • Made in the USA!

Additional Info :

Item Dimensions
Height 0.5
Width 0.5
Length 3.2

10. 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

Buying Guide for pen gold tester

To help you buy the perfect pen gold tester for your needs and requirements, we have mentioned some of the best pen gold 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 pen gold tester for buying the perfect one, we are here with a detailed buying guide just for you. Since this buying guide is related to pen gold tester, you can find many major features and aspects related to pen gold tester. Thus, you can easily choose the perfect one by going through this article until the end.


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


When choosing the best pen gold 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 pen gold 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 pen gold tester.

Ease of Use

While choosing the pen gold 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 pen gold 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 pen gold 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 pen gold tester.


The price of your pen gold 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 pen gold tester. In this case, you can prepare a list of all the features you want to have in your pen gold 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 pen gold 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 pen gold 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 pen gold 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 pen gold tester come with a longer warranty than others, so select one with a long warranty if possible.

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