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Best Precision Jewelry Diamond Test Pen Environmentally Friendly 9V Battery, High Precision Jewelry Diamond Tester, Suitable for Novice and Expert, Thermal Conductivity Meter (Black)
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*Price and Stocks may change without prior notice
*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
- All products are genuine and original
- Cash On Delivery/Cash Upon Pickup Available
Best Precision Jewelry Diamond Test Pen Features
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Professional Diamond Selector II will show real diamonds or fakes，Use the big/small switch to test diamonds，Makes an audible sound to easily distinguish readings.
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Easy to use：Real diamonds make sounds and lights >= 9.Fake crystal, such as cubic zirconia (CZ), crystal, glass will not emit sound and light <9.
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Support battery: support mercury-free alkaline environment-friendly high-performance battery，DC 9V battery x 1 (included)
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Fast and Safe: This diamond selector tester is designed for fast, precise and safe diamond testing. Harmless to diamonds.
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Service: If you have any questions about the use, please contact us. We will explain the details. Professional equipment, the use method needs to be learned slowly.
About Best Precision Jewelry Diamond Test Pen
Diamond Selector II" is a portable electronic device used to distinguish real diamonds from other imitation gemstones.It is designed for fast, precise, and safe diamond testing. This gemstone testing device is not only a diamond tester but also a multi-gemstone tester. It can detect whether gemstones are real or counterfeit, including: diamonds, sapphires, rubies, crystals, agate, emeralds and other precious stones of various sizes. If the number of lights is 9 or more and it beeps, it means the diamond is real. If the number of lights is 9 and it beeps, it means the sapphire is real. If the number of lights is 6.5-7, it means the agate is real. If the number of lights is 7-8, it means the crystal is real. If the number of lights is 6-7, it means the jade is real. Before testing: 1. Put the battery into the tester. 2. Remove the probe cover. 3. Turn on the switch. 4. Make sure that only 1 light on the scale is on. 5. Make sure the "ready light" is on. 6. (If you test diamonds, then you need to turn on the number of lights corresponding to the room temperature and diamond weight.) 7. The test is ready. NOTE: No matter what gem you are testing, the probe needle and the test object must be at a 90° angle. When testing diamonds, the right index finger must continue to touch the metal panel on the back of the tester, and if you are testing other stones, you will not touch the panel. Do not test any metal. Do not wear gloves. Product size: 16*4*2.2cm. Weight: 100 grams. Power supply required: 1 x 9V battery ( included ). Scope of delivery: 1x Diamond Tester 1x Introduction in English 1x Black Storage Box 1x 9V battery If you have any questions about testing, please contact us and we will be happy to assist you.
