10 Best
Diamond Detectors
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Product Highlights
- Uses large / small switches for testing diamonds
- Required batteries: 1 x 9v battery (not included)
- Professional diamond tester pen selector ii will indicate genuine diamond or fake
- The diamond testers emits audible sounds to easily differentiate the readings
- Package contents: 1 x diamond tester tools
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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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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: 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.
- 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.
- Thoughtful combination: you will receive 1 jewelry tester and 2 jewelry magnifying glasses. the excellent diamond testing tool kit is suitable for handling any exposed or installed diamonds and gemstones, and practical tools and equipment meet your needs.
- 30x 60x magnifying glass: there are 2pcs 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, models and observing whatever items you want.
- Sincerely for you: our diamond tester pen is designed for fast, precise and safe diamond testing. if you have any questions, you could feel free to contact us at any time.
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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
- Diamond tester pen high accuracy: test results: our jewelry tester is very suitable for you to carry with you when you buy diamonds or jewelry. the diamond tester will show whether the diamond you bought is real or fake. you can know the data of diamonds for comparison in case you buy products.
- Gold tester: operated diamond selector by 9v battery(not included)
- Diamond selector ii 2 diamond tester: it emits different sounds to easily distinguish the readings
- Dimond tester: volume is adjustable by the volume pully.
- Jewelers diamond tester: the diamond tester reading is quite easy to read with the scale.
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Product Highlights
- 💎【convenient pu bag】 diamond selector ii is equipped with a pu bag and small testing tray for holding loose stones
- 💎【led display】 this tester is supplied with a pu housing and a small test platform for holding loose stones. led light and audio result display. easy calibration for stones of different sizes.
- 💎【quick precise diamond testing】 diamond selector ii can help you to distinguish whether your diamond is real or fake. it is designed for quick, precise, and safe diamond testing.
- 💎【versatile】 the tester has a very compact design, ideal for buying jewelry, buying diamonds, selling real estates, auctions, etc. the gemstones must be clean, dry and at room temperature.
- 💎【how to use】 green indicator will be showed on diamond selector ii if the stone is a real diamond. it will make continuous buzzing sound when user accidentally touches metal rather than stone
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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.
- Accessory tools: 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. 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.
- Complete tool for diamonds: the package includes 1 piece of jewelry tester and 2 piece of jewelry loupe. an excellent diamond tester tool kit, suitable for handling any exposed or mounted diamonds and gems. and can also test the hardness of finished jade crystal agate with a hardness value between 5-9.
- Simple to use: diamond tester pen is simple to operate to get results, professional(s) are not required. simply turn on our diamond tester pen detector; 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.
- Portable: diamond tester pen and 30x 60x led lighted loupe are small and can fit into any purse or backpack. they are a must have tool kit when you are going to a garage sale, flea market, swap meet, etc. alternatively, its also a great tool to have when testing your own jewelry.
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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
- Portable: portable electronic diamond tester, through non-destructive testing, simple and accurate operation. the tester is lightweight, compact and easy to carry.
- Role: a thermal conductivity meter is an electronic device that estimates the thermal conductivity of a diamond and is designed to identify true and false diamonds. 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 true diamond...
- Product size: 16 * 4 * 2.2 cm. weight: 100g. power needed: 1x 9v battery (not included). if you have any problem about the testing, please contact us, we would love to help.
- Easy operation: if the number of lights equals or exceeds 9, and it beeps, it means the diamond is true. * if the lights is about 9 and it beeps, it means the sapphire is true. * if the number is 6.5-7, it means the agate is true. * if the number is 7-8 , it means the crystal is true. * if the number is 6-7, it means the jade is true.
- Quality assurance: our products have undergone strict production and processing and quality assurance. if you encounter any problems during your use, please feel free to contact us and we will do our best to solve them for you.
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