The 6 Best gold Tester pens (2023 reviews)

The hmkis gold tester pen is long-lasting, rigid and fits well with your regular usage like a dream. It can tell you if a stone is a real diamond or not. It works fine to distinguish CZ or crystals from diamonds, but not lab diamonds or Moisannite. It can be distinguished, the hardness of jade and diamond of different materials is different, and the equipment can be distinguished. If even slightly tilted, it will give no reading or alert as diamond.

You will love the fact it actually comes with its kit, cover cases, a battery, and a lil Flashlight/UVLight Microscope. It is easy to use and comes complete with understandable instructions and guides for every gem and size.

Why We Like This:

Comes with a detector for currency
Easy-peas for someone who is not a jeweler to test their diamonds
Great and reliable source of authentification
Come in a cardboard storage box for extra protection

Best Runner up: Yhkj gold Tester Pen

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Here, we present pen that manages to win our hearts. It's the yhkj gold tester pen and it's widely considered as one of all-around great pen you can buy. It is designed for quick, precise, and safe diamond testing. It is powered by dc 9v battery x 1 ( included) to test diamond turn on the switch. The test results of moissanite is greater than 9 and there is no reaction. It is lighting up on the scale. The test takes a few minutes, please turn off the power after the test is complete. It comes with the 9 volt battery. It is fake crystal, a simulant such as cubic zirconium ( cz) will be no reaction.

Why We Like This:

Emits audible sounds to easily differentiate the readings
Portable electronic device for distinguishing real diamonds from other simulated stones
Large / small switch for testing diamonds / - 8 points

Best For Diamond Test: Asahijade gold Tester Pen

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The asahijade gold tester pen's material feels more premium than its price would suggest. It includes 1 standard 9v battery, which is easy to use and it's fun to test the diamonds. It comes with the tester, a 9v battery that’s included a metal piece to put your stone, and leather case. It includes battery instructions and a leather pouch to keep it in when not in use. It is fake, crystal or cubic zirconia, so the tester will not beep. It's fun and accurate for sure. It's easy to use and it's fun to test the diamonds.

Why We Like This:

You can also make it beep by turning the volume up
Lot of satisfied buyers

Best For identification assistance: Clina gold Tester Pen

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate pen. The clina gold tester pen is exactly that - it's a simple pen that hits all the right notes. A new portable diamond observation tool, you can use infrared irradiation in diamond to evaluate the diamond. Dear, this is a fire color pen (fire color is the natural color of jewelry in the sun, it is colorful), a tool for testing jewelry, the more obvious the fire color, the better the quality of the diamond. It is necessary to control the switch of the fire pen and align it parallel to the jewelry in a dark environment with no light.

The cut diamond has a flat reflective surface and the fire effect is obvious. It has design that is convenient to grip. It is made of quality material, which is eco-friendly and durable to use. It is suitable for jewelry display or identification assistance.

Why We Like This:

Explosion proof, dust proof, moisture proof and impact proof
Metal, simple calibration for stones of various sizes
Good investment for long term

Best Easy To Use: Yanfan gold Tester Pen

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Not everyone likes to purchase pen for their regular usage, but the yanfan gold tester pen would be an anomoly. Real Diamond Emits sounds and lights >=9.It is designed for quick, precise, and safe diamond testing. It is fake crystal, and a simulant such as cubic zirconium ( cz) will be no reaction. The test takes a few minutes, please turn off the power after the test is complete. It is lighting up on the scale.

Why We Like This:

Emits audible sounds to easily differentiate the readings
Portable electronic device for distinguishing real diamonds from other simulated stones
Large / small switch for testing diamonds / - 8 points
Supporting alkaline mercury-free environmentally friendly high-performance battery

Best value For money: Ncelec gold Tester Pen

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The ncelec gold tester pen should be able to handle its purpose and duties with ease. This gemstone tester pen is designed to detect if a diamond or gemstone is real or fake, if stone is fake crystal, a simulant such as cubic zirconium ( cz) will be no reaction. Turn on the power, the power indicator lights up, the instrument starts to warm up, and the instrument can be used after a few seconds. It will emit sounds and lights >=.

The diamond tester pen is simple to operate to get results. It is within the range of 5-35 degrees celsius, and the humidity is below. The surface of the test object is clean, flat and dry. It is easy to use, accurate and inexpensive.

Why We Like This:

Best to measure in no wind conditions
Uses switches for testing diamonds, emits audible sounds to easily differentiate the readings
Portable electronic device for distinguishing real diamonds from other simulated stones