10 Best
Jewelry Diamond Testers
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Product Highlights
- 【highly compact design】the tester offers a highly compact design that is ideal for buying jewelry, buying / exchanging diamonds, selling real estate, auctions, etc. the cost of diamond selector iii is not even a fraction of the cost of diamonds, but it can help you feel better knowing that you are buying real diamonds instead of fakes.
- 【portable design】designed for rapid, accurate and safe diamond testing. through non-destructive testing, the operation is simple and precise. the tester is lightweight, compact (size of credit card) and easy to transport.
- 【high precision diamond tester】the professional diamond dial will indicate true or fake diamonds, lcd monitors and led indicators. compared to the second generation, its sensitivity and precision have been improved considerably.
- 【audible and readable alarms】emits audible sounds to easily distinguish between readings, portable electronic devices, to distinguish between true diamonds and other simulated gems. the real diamond is indicated by a red led and a sound. the results of the tests are accurate, reliable and easy to read. if the stone is a pseudo-crystal, a simulation object such as cubic ...
- 【good service】we strive to provide you with the highest quality product and the best customer experience. if you have any problems, please contact us at ease.
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Product Highlights
- 【portable design】designed for fast, accurate and safe diamond testing. through non-destructive testing, the operation is simple and accurate. the tester is lightweight, compact (credit card size) and easy to carry.
- 【small test platform】this tester is equipped with a pu housing and a small test platform for fixing loose stones. simple calibration of gemstones of all sizes is easy for beginners.
- 【high precision diamond tester】professional diamond selector will indicate true diamond or fake diamonds, lcd monitors and led indicators. compared with the second generation, its sensitivity and accuracy have been greatly improved.
- 【professional test】if the stone is a real diamond, a green indicator will be displayed. the metal alarm function makes a continuous beep when the user accidentally touches the metal instead of the stone.
- 【versatile】the tester offers a highly compact design that is ideal for buying jewelry, buying/trading diamonds, selling real estate, auctions, etc. this diamond tester will indicate whether your jewel is a real diamond or a fake diamond. the cost of diamond selector iii is not even a fraction of the cost of diamonds, but it can help you feel better by knowing that you a...
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Product Highlights
- Simple calibration for stones of various sizes.accurate and reliable reading.
- The thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. it is specially used for the identification of the true and false of diamond.
- Led light and audio result indication.the red light will be showed and the audio indicator will ring if the stone is real diamond.
- Light weight, matched with a convenient carrying case.detailed user manual is included in the package.
- Warm tips:gems must be clean, dry and at room temperature.when doing test, transferred to the first or second grid.
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Product Highlights
- 【warm tips】this instrument is a precision electronic instrument, the operating environment is 5-35 degrees celsius, and the relative humidity of the air is 80%. the gemstones to be tested must be clean, dry and at room temperature.
- 【main function】the thermal conductivity meter is an electronic instrument specially designed and manufactured according to the thermal conductivity of diamonds to identify the authenticity of diamonds.
- 【multi functional】not only a diamond tester, but also a multi gemstone tester. it can detect if a gemstone is real or fake, including: diamond, sapphire, crystal, agate, jadeite, and other precious stone of various sizes.
- 【simple to use】place the tip of the diamond tester on the gem stone (lightly pressed is sufficient).in providing fast and accurate results. you will be able to know in a few seconds whether an item is fake or not.
- 【what you get】you will get 1pc x diamond tester, 1pc x diamond tester cover, 1pc x diamond holder, 1pc x 60x magnifying glass, 1pc x magnifying glass cover, 1pc x tweezers, in a package
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Product Highlights
- 【multi functional】not only a diamond tester, but also a multi gemstone tester. it can detect if a gemstone is real or fake, including: diamond, sapphire, crystal, agate, jadeite, and other precious stone of various sizes.
- 【simple to use】place the tip of the diamond tester on the gem stone (lightly pressed is sufficient).in providing fast and accurate results. you will be able to know in a few seconds whether an item is fake or not.
- 【main function】the thermal conductivity meter is an electronic instrument specially designed and manufactured according to the thermal conductivity of diamonds to identify the authenticity of diamonds.
- 【what you get】you will get 1pc x diamond tester, 1pc x diamond tester cover, 1pc x diamond holder, 1pc x 60x magnifying glass, 1pc x magnifying glass cover, 1pc x tweezers, in a package
- 【warm tips】this instrument is a precision electronic instrument, the operating environment is 5-35 degrees celsius, and the relative humidity of the air is 80%. the gemstones to be tested must be clean, dry and at room temperature.
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Product Highlights
- Clear screen & audio instruction design: these high accuracy diamond testers are designed with a clear screen, so you can get the useful data quickly. 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.
- Magnifying glass accessory: 2 pieces magnifying glass are provided, one is equipped with 60x and led illumination. the other features 2 lenses(30x 60x) and 2 led lights. clear magnification effect, refine surface, comfortable and natural to use. they can be applied for gems, jewelry, coins, stamps, watches, hobbies, models and observing other items you want.
- Perfect combination: the package includes 1 piece of jewelry tester and 2 piece of jewelry loupe, which are complete and practical for you to test or observe diamonds, bringing you a good using experience.
- Dual function: the diamond tester can test the authenticity of diamonds(above 9), and can also test the hardness of finished jade crystal agate with a hardness value between 5-9.
- Wide application: 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.
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Product Highlights
- Clear screen & audio instruction design: these high accuracy diamond testers are designed with a clear screen, so you can get the useful data quickly. 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.
- Magnifying glass accessory: 2 pieces magnifying glass are provided, one is equipped with 60x and led illumination. the other features 2 lenses(30x 60x) and 2 led lights. clear magnification effect, refine surface, comfortable and natural to use. they can be applied for gems, jewelry, coins, stamps, watches, hobbies, models and observing other items you want.
- Perfect combination: the package includes 1 piece of jewelry tester and 2 piece of jewelry loupe, which are complete and practical for you to test or observe diamonds, bringing you a good using experience.
- Dual function: the diamond tester can test the authenticity of diamonds(above 9), and can also test the hardness of finished jade crystal agate with a hardness value between 5-9.
- Wide application: 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.
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Product Highlights
- 【multifunctional gemstone tester】this gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. it can detect if a gemstone is real or fake, including: diamond, sapphire, crystal, agate, jadeite, and other precious stone of various sizes.
- 【operating conditions】1. put the battery in the tester. 2. take off the probe cap. 3. turn on the switch. 4. make sure only one light light up on the scale. 5. make sure the " ready lamp" light on. 6. (if test diamond, you then need to turn on the lights number corresponding to the indoor temperature and diamond weight.). 7. (if test other gems, you'd better calibrate t...
- Power supply: 1 * dc 9v battery (not include)
- 【professional diamond tester pen】led light and audio result indication.the red light will be showed and the audio indicator will ring if the stone is real diamond. light weight, matched with a convenient carrying bag. detailed user manual is included in the package. it should be used in the operating environment of 5-35 degrees celsius and relative humidity of 80.dc 9v ...
- 【easy operation】when the number of lights on the display is equal to or greater than 9 and there is a beep, it means the diamond is real. when the light is around 9 and it beeps, it means the sapphire is real. if the indicator is between 6.5-7, it means the agate is real. if the reading is between 7-8, it means the crystal is real. if the indicator is between 6-7, it me...
- 【proper use】to get accurate results, the tester's probe needle must be held at a 90 degree angle to the tested object. when testing diamonds, the right index finger must touch the metal panel on the back of the tester, while other gemstones should be tested without touching the panel. no metals should be tested and no gloves should be worn to avoid mistakes.
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Product Highlights
- *if the number of lights equals or exceeds 9, and it beeps, it means the diamond is real. *if the lights are about 9 and beeps, it means the sapphire is real. *if the number is 6.5-7, it means the agate is real. *if the number is 7-8, it means the crystal is real. *if the number is 6-7, it means the jade is real.
- ★ notice: *no matter what gemstone you are testing, the probe needle and the tested object should be at a 90° angle. *when testing diamond, your right index finger should keep touching the metal panel on the back of the tester, while you do not touch the panel if testing other gemstones. *do not test any metal. * do not use a glove.
- This gemstone testing equipment is not only a diamond tester, but also a gemstone tester. it can detect whether a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite and other gemstones of various sizes.
- Before testing: 1. insert the battery. 2. remove the probe cover. 3. turn on 4. make sure only one light on the scale turns on. 5. make sure the "lamp ready" light is on. 6. (if you test the diamond, turn on the number of lights corresponding to the interior temperature and weight of the diamond.) 7. (if you test other gems, it is better to calibrate the probe, method: ...
- Product size: 16*4*2.2cm. weight: 100g. power required: 1 x 9v battery (not included). if you have any problems with the tests, please contact us, we would love to help you.
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Product Highlights
- 【easy to use】real diamond will emits sounds and lights >=9. fake crystal, such as cubic zirconium ( cz ), crystal, glass will be no sounds and lights <9.
- 【package includes】1 x diamond tester, 1 x 60x mini led magnifying,1 x user manual. this diamond tester uses dc9v battery (not included).
- 【high accuracy diamond tester】this diamond tester is designed for fast, accurate and safe diamond testing, not harmful to diamonds.
- 【60x led magnification】60x led magnification with battery, suitable for gemstones, coins, antiques, stamps, reading, inspection, etc.
- 【aftersales】please read the instructions and detailed description before use. if you have any problem about the diamond tester pen, please feel free to contact us!
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