best diamond tester

A diamond tester can range in price from cheap to expensive, depending on your needs and budget. For beginners, a small tester can save you time, as it focuses more on analysis and setup. There are many types of testers available, with sound and visual cues that allow you to test diamonds immediately. You can choose a tester that works with electricity or heat, or a portable unit for convenience. To find the best diamond tester for your needs, keep reading to learn more about each type.

Molo Diamond Tester

The Molo Diamond Tester is a convenient and affordable way to test and identify a diamond or moissanite. The device features an audible sound and a low battery indicator. Its portable design, small size, and convenient carrying case make it easy to use. A red LED light indicates the presence of a diamond while an audible indicator sounds if the stone is fake. This portable tester has a low battery indicator, too, so it will be useful to keep this in mind when testing your diamonds.

The Molo Diamond Tester Pen comes with an included 60X LED lighted loupe and a carrying case. It is portable and convenient to carry around with you, and it fits comfortably in a purse or backpack. It’s perfect for jewelry testing and other industrial applications. And the LED lighted loupe can be used to see small stones, too. Because of its clarity, the tester will display a diamond’s karat and carat weight.

Another great feature of the Molo Diamond Tester is its ability to detect a diamond’s authenticity through its heat. You can place the tip on a diamond and it will emit a sound and red LED to indicate a genuine stone. If the stone is a fake, the tester won’t produce a sound, which will make you question the object. The device is easy to use and comes with an instructional booklet. Beginners and professionals alike will appreciate its compact design and features.

Before purchasing a diamond tester, it’s a good idea to read customer reviews about it online. This way, you can determine the accuracy of the tool. You can also get the feedback of other customers through real-life experiences. And because reviews are written by actual users, they are often more credible. And you won’t have to set up the instrument manually. Lastly, choose a tester that fits your budget. If you plan to visit a lot of auction houses and markets, it’s a good idea to purchase a pocket-sized tester.

The Presidium Multi Tester III is one of the most innovative handheld diamond testers. This handheld tool uses a highly sensitive thermoelectric probe to identify diamonds against a wider range of moissanite and diamond simulants. The Presidium Gem Tester II also uses a retraction-tipped probe that can test smaller stones as well. There are also built-in calibrations that allow you to easily perform a test on a small stone.


The DigiWeigh diamond tester is an easy-to-use, portable tool that runs on batteries and warns visually and vocally if a diamond is a fake or not. This device is also capable of testing various gemstones and metals, including gold, platinum, and white sapphires. The tester includes a reagent kit containing various types of acids, which can be used to properly test various kinds of stones.

It also features advanced identification technology to detect a variety of diamond impersonating gemstones. In fact, Charles & Colvard, the world’s largest moissanite retailer, recommends the GemOro Diamond Tester, which has a sleek curved design. Users will love the easy-to-use interface and the ability to test multiple stones at once. You can even purchase a package that includes a stone holder and carrying case, which makes testing easier and more convenient than ever.

The DigiWeigh is a very useful kit for testing diamonds, and is also quite affordable compared to other similar testers on the market. It contains multiple acid solutions that give you a detailed insight into the quality of minerals. Additionally, the tester has a magnifying glass and an electric diamond tester. Another benefit of the DigiWeigh is its 60-day money-back guarantee. It also comes with a manual and a sample jar for a sample of diamonds.

A digitally-enabled thermoelectric diamond tester has adjustable tips and features a memory chip for storing data. Its in-built memory chip means it’s portable and easy to use. The DigiWeigh diamond tester is also available as a USB-powered version. You can purchase the tester online or at a local jewelry store. All three stores are great for diamond testing. If you’re new to diamond testing, you may find the DigiWeigh diamond tester a valuable investment.

Besides being portable and easy to use, the DigiWeigh diamond tester is also available in a professional version. The device’s design makes it more reliable than other diamond testers, and comes with a 60-day money-back guarantee. Most of the DigiWeigh diamond testers come with visual and audio cues. The device is portable and easy to use, so it’s perfect for any professional. There are two types of conductions in the DigiWeigh diamond tester: heat and electricity.


When it comes to quality, you can’t go wrong with a Presidium diamond tester. This gem tester has a sleek, compact design and is manufactured with perfection. With a few simple steps, you can test the quality of diamonds in an instant. However, you should take a few things into consideration first. Before purchasing a Presidium diamond tester, read the following information. This article will help you make the best choice.

Presidium Instruments Pte Ltd. was founded in 1979 and is the leading manufacturer of gemmological instruments. It is available in more than 40 countries and has over 130 authorized resellers around the world. Presidium’s focus on the jewellery industry has led it to develop and produce an entire line of products, including synthetic diamond screeners. Here are some advantages of this diamond tester. Listed below are some of its features:

The Presidium Multitester is a handheld device that can separate diamonds from other gemstones, including moissanite. This tester’s thermal and electrical conductivity properties allow you to identify a diamond by touching it. This tester is suitable for a wide range of settings and stones and can easily identify diamonds and their simulants. Its easy-to-use design makes it an excellent tool for amateur and professional jewellers alike.

Another great feature of this diamond tester is the retractable probe tip. It ensures consistent pressure against the gemstone during testing. It also boasts the thinnest tip in the industry. And because of its high-quality thermal properties, this tester can test diamonds as small as 0.02ct. This tester is equipped with a rechargeable battery and an AC adapter for convenience. A Presidium diamond tester will save you both time and money.

Apresidium’s ARI tester will distinguish between colorless diamonds and moissanite. It works with mounted and loose stones and measures the UV light absorption properties of diamonds and moissanite. The results of the test can be read in as little as three seconds. It also features a user-safe retractable optical probe and an alarm buzzer that sounds when contact is broken. These features make this tester an excellent choice for professionals, whether you’re a diamond buyer or a novice.


If you’re concerned about diamond fraud, you need to invest in a reliable gem tester. The GemOro Testerossa diamond tester uses the latest moissanite testing technology to accurately separate diamond from CZ, moissanite, white sapphire, and more. The only tester recommended by Charles & Colvard is the GemOro Testerossa. Here’s what you should know about this gem tester.

The GemOro Diamond Tester is a simple handheld device that is great for both novice and professional jewellers. The tester uses the latest digital electronics to accurately test diamonds, and is powered by 3 user-replaceable NiMH rechargeable batteries. You may also use Alkaline batteries if you don’t have a rechargeable battery. It also comes with a new carrying case and AC adaptor. If you’re in the market for a diamond tester, you’ll be glad to know that GemOro makes many models for different needs.

The GemOro Pro-D3 white diamond tester is a powerful, reliable, and user-friendly device that offers unparalleled protection against diamond fraud. It offers a host of useful features, including enhanced moissanite testing technology, LED stone illumination, and UV-fluorescence detection. The tester warms up in 10 seconds and returns results in audio and visual formats. It’s also fully programmable and has a safety auto-off feature.

Unlike the HDE Diamond Tester, the GemOro Diamond Testing device is not expensive. Its unique detection technology enables it to detect diamonds as well as a wide range of other diamond impersonating stones. There are some limitations to its abilities, but its price is well worth the investment. And the results can help you decide whether to keep or sell your precious diamond. cunoaște the Difference Between a GemOro Diamond Tester and a Diamond

Before buying a diamond tester, you should know what it is capable of testing. The GemOro tester has a built-in calibration feature. If you’re not sure if your diamond is genuine, you can always check it by cleaning it. A ring or an old pair of earrings may have been made from another material. If you’re not sure about the difference, you can also use a magnifying glass or jeweler’s loupe.

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