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Diamond and Gemstone Testers

Discover Precious Stones in Seconds

Diamond and Gemstone Tester FAQs

How Does A Gemstone Tester Work?

All precious stones have individual heat conducting characteristics that tell it apart from others. A gemstone tester sends heat through a stone to measure how fast the stone conducts it. Depending on the result, a type of gemstone will be identified.

How Accurate Are Diamond Testers?

High quality diamond testers are the most accurate tools to check if a diamond or gemstone is authentic. You should only buy these tools from reputable retailers or distributors to ensure that quality is assured.

Which Is The Best Diamond Tester?

There is no one best diamond tester on the market. What matters is what features are necessary and which product offers these features.

How Much Are Diamond Testers?

Our diamond testers range from £149 to £6,495 depending on the style, brand, and accuracy that you require from our testers.

Can A Diamond Tester Test Other Stones?

A diamond tester can test other stones for authenticity. For instance, a diamond tester can test rubies, sapphires, crystals, agate, jadeite, etc.

Can You Test A Ruby With A Diamond Tester?

Yes a diamond tester can test rubies, as well as diamonds, sapphires, crystal, and many more stones.

Will Moissanite Pass A Diamond Tester?

The heat conductivity of moissanite is very close to a diamond, so a diamond tester of lower quality might not give you a definitive result. If you have concerns about this you should invest in a superior, quality assured diamond or gemstone test.

£549.00 - £549.00
£549.00
£549.00 - £549.00
£549.00

SmartPro Gem Eye 1 Gemstone Tester (Smartphone/Tablet Compatible)

Dynagem

A remarkably designed gemstone tester with a colour estimator display for smoothly and seamlessly testing your precious stones and diamonds.The Sma...

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SmartPro Reader 1 Diamond & Moissanite Tester
£399.00 - £399.00
£399.00
£399.00 - £399.00
£399.00

SmartPro Reader 1 Diamond & Moissanite Tester

Dynagem

A world-first readable LCD display on a pocket-sized precision instrument that instantly identifies diamonds, moissanite, cubic zirconia and other ...

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Gempen diamond Tester Add-on filters
Gempen diamond Tester Add-on filters
£700.00 - £700.00
£700.00
£700.00 - £700.00
£700.00

GemPen - Add on Filters

Dynagem

The GemPen Filters are to be used as Add On Filters to be used with the GemPen Diamond Screener for testing and verifying Diamond, Rubies and Sapp...

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£249.00 - £249.00
£249.00
£249.00 - £249.00
£249.00

Prestige II Diamond Tester

Dynagem

New version prestige II. No need to scale diamonds before testing The simple light system indicates when the tester is ready, when the item is a ...

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£249.00 - £249.00
£249.00
£249.00 - £249.00
£249.00

Gemoro Pro-M3 Moissanite Tester

Dynagem

IDENTIFIES, DETECTS AND SEPARATES MOISSANITE FROM DIAMOND The second generation PRO-M II moissanite tester that features NEW EXCLUSIVE UV-F1 MOISSA...

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Presidium Duo Diamond and Gesmtone Tester - Dynagem
Presidium Duo Diamond and Gemstone Tester
£595.00 - £595.00
£595.00
£595.00 - £595.00
£595.00

Presidium Duo Diamond and Gemstone Tester

Dynagem

Presidium® Duo Tester (PDT) is a premium portable desktop device that utilizes dual thermal and reflectivity tests as well as PRESIDIUM's signatur...

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Dalman TD1 Diamond Tester - Dynagem
Sold out
£149.00 - £149.00
£149.00
£149.00 - £149.00
£149.00

Dalman TD1 Diamond Tester

Dynagem
Out of stock

This tester works with accuracy and precision; A simple light touch lets you know if it’s a real diamond; A reliable tester for distinguishing diam...

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