The 5 Best gemstone Tester pens (2023 reviews)

gemstone tester pens
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It is important to have the well suited gemstone tester pen. In the following post, we will help you to select the best gemstone tester pens.

Our review process:

Our Top Picks:

HMKIS gemstone Tester Pen
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Stillcool gemstone Tester Pen
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Szxhf gemstone Tester Pen
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Yosoo health gear gemstone Tester Pen
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Zakvop gemstone Tester Pen
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HMKIS gemstone Tester Pen

HMKIS gemstone Tester Pen
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Compared with other pen in this category, the hmkis gemstone tester pen has a convenient design. This diamond tester is a great deal with the jewler scope and rechargable 9v included. It can be distinguished, the hardness of jade and diamond of different materials is different, and the equipment can be distinguished. The tip of the pen is the size of a sewing needle so it can detect on very small stones using a steady hand. If even slightly tilted, it will give no reading or alert as diamond.

The test result of Moissanite is greater than 9 and there is sound. It is a good tool to have around the house, easy to check types of stones you may come across. You will love the fact it actually comes with its kit, cover cases, a battery, and a lil Flashlight/UVLight Microscope. The 9V battery itself is actually rechargeable as you plug it into a USB cable.

Why We Like This:
  • Great and reliable source of authentification
  • Easy-peas for someone who is not a jeweler to test their diamonds
  • Easy to use, and fun worked well
  • Include magnifying glass additionally can now verify authenticity of jewelry

Stillcool gemstone Tester Pen

Stillcool gemstone Tester Pen
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The stillcool gemstone tester pen is suitable and reliable and fits well with your daily usage. Diamonds are fantastic conductors of heat, so the rate of change is very high when you touch the tip to a real diamond, less for a CZ and say nearly zero for a piece of acrylic etc. It is a flame fusion stone. The metal sensitivity beep may go off a couple times if your diamonds are "lab diamonds" because sometimes lab diamonds have tiny little scraps of metal left over from the process.

The stillcool diamond tester pen is easy to operate. This protects the surface of the test object is clean, flat and dry. The tester itself works great once you learn the correct way to use it. It can be a bit cumbersome at times.

Why We Like This:
  • Great tool to have for detecting diamonds
  • Great value, easy to use and accurate
  • Simply enough to just add batteries

Szxhf gemstone Tester Pen

Szxhf gemstone Tester Pen
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The szxhf gemstone tester pen should be able to handle its purpose and duties with ease. The Portable Diamond Tester Pen and 60X LED Lighted Loupe each come with its own convenient carrying cases. It has 200 grams max weight capacity and reads weights in increments of 0.01g. It can detect if a gemstone is real or fake, including.

The pocket size is convenient to carry, you can use it in everywhere with a faux leather pouch, can protect it from scratch, attrition, etc. It comes with its own convenient carrying cases. Alternatively, its also a great tool to have when testing your own jewelry.

Why We Like This:
  • Energy saving by 3 minutes auto-off function
  • Perfect for food, tablets, powder, gemstones, coins, jewelry, weed, gold, silver, coins and etc
  • High precision sensors make sure the accuracy
  • A must for someone who has jewelry

Yosoo health gear gemstone Tester Pen

Yosoo health gear gemstone Tester Pen
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The yosoo health gear gemstone tester pen is capable of outshining several other pen featured in this list in overall features in its price range. This jewelry tester will get fast results when you have it set right. It is a matching instrument with the diamond selector ii. It comes with light weight material and compact size design, and the diamond tester is easy to carry and storage. It will make continuous buzzing sound when user accidentally touches metal rather than stone.

The probe of this instrument is very sensitive. It is equipped with a pu bag and small testing tray for holding loose stones. If it is for correct testing, it is recommended that you take a calibration adjustment after annual maintenance.

Why We Like This:
  • Lightweight and compact in size, easy and convenient to carry
  • Delivers what they promise

Zakvop gemstone Tester Pen

Zakvop gemstone Tester Pen
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Compared with other pen in this category, the zakvop gemstone tester pen has a convenient design. The probe of diamond detector is very sensitive and must be protected with special care. It can not only detect the authenticity of diamonds, but also detect the authenticity of jewelry. The real diamond will make sound and LED light > =. The battery temperature is lower than 10 degrees Celsius, which seriously affects the use time. The diamond tester pen is simple to operate to get results. There is a rollyswitch on the side, the more you roll, the more the light indicators go up.

Why We Like This:
  • Best to measure in no wind conditions
  • Good brand reputation