Professional Jewelry Diamond Tester with 60X Jewelry Loop Magnifier, Diamond Selector for Novice and Expert 9V Battery Included

<p> </p><h1><p>Fast, Safe, Intuitive Design, and Easy to Use<br><br>This professional diamond detector can distinguish between real and fake diamonds. It is designed for fast, accurate, and safe diamond testing. The diamond testing pen is easy to operate and provides results without the need for professional expertise. Simply turn on the diamond testing pen and gently press the tip onto the gemstone (just a gentle press is sufficient). If the gemstone is fake, crystal, or cubic zirconia, the pen will not beep.<br><br>This gemstone testing device can test not only diamonds but also a variety of other gemstones. It can test gemstones of various sizes, including: diamonds, sapphires, rubies, crystals, agate, jade, and other gemstones.<br><br>How to Use the Diamond Testing Pen<br><br>Battery temperature below 10 degrees Celsius will severely affect usage time.<br><br>Do not wear gloves.<br><br>Do not probe metal.<br><br>It is best to measure in windless conditions.<br><br>Operating temperature range: 10-35 degrees Celsius, humidity below 80%.<br><br>When testing diamonds, your right index finger must always be in contact with the metal panel on the back of the testing pen.<br><br>Please turn off the power after testing to save battery.<br><br>High-Precision Diamond Tester, Professional Diamond Jewelryr's Diamond Identifier<br><br>Diamond Testing Pen<br><br>Professional Jewelryr's Diamond Identifier<br><br>High-Precision Diamond Tester, Diamond Testing Pen<br><br>High-Precision Diamond Tester, Professional Diamond Testing Pen, Jewelryr's Tool, Suitable for Beginners and Experts - Diamond Identifier, Includes 9V Battery (Black Diamond Tester)<br><br>Easy to Use<br><br>Diamond Testing Pen, Test Result Analysis<br><br>If indicator lights ≥ 9 and there is sound, it is a real diamond.<br><br>If indicator lights &lt; 9 and there is no sound, it is not a diamond.<br><br>If indicator lights are 7 or 8, it is real crystal.<br><br>If indicator lights are 6 or 7, it is real jade.<br><br>If indicator lights are 4 or 5, it is glass.<br><br>Do not test metals. Do not wear gloves.<br><br>Professional Diamond Identifier II can distinguish between real and fake diamonds. Designed for fast, accurate, and safe diamond testing.<br><br>High-Precision Diamond Tester, Professional Diamond Testing Pen, Jewelry Tool, Suitable for Beginners and Experts - Includes 9V Battery (Black Diamond Tester)<br><br><br>Turn on the switch, ensuring only one indicator light on the scale pan is illuminated. Wait a few seconds to allow the probe to heat up until the indicator light illuminates, indicating readiness. Turn on the indicator light corresponding to the room temperature and diamond weight. If unsure, set all four indicator lights on the scale pan to illuminate. Begin testing the diamond; no switch adjustment is required. Use the diamond identification probe to make 90-degree contact with the object being tested and observe the change in the indicator light. Slight pressure is required to bring it to a complete stop on the diamond surface. If the test fails, repeat the above steps.</p></h1>

• [Fast and safe ]:Professional Diamond Selector II will indicate genuine diamond or fake.It is designed for quick, precise, and safe diamond testing.LCD display & LED indicator.Uses large / small switches for testing diamonds,Emits audible sounds to easily differentiate the readings.
• [Bare Hands Operation]:All the tests must be done by your bare hands. If you put on your gloves, the metal alert will not function since a normal moisture levelof your hands is necessary for operation.All test must be done by TWO hands, one for hold the diamond and one for the diamond tester. As for the hand which hold diamond tester, you have to touch the electricity conductive panel on the back of the unit.If you test the diamond just by one hand, you will get a wrong result.
• [Beeping Upon Startup]:Ensure correct installation and adequate power in the test pen battery. Also, clean the test pen probe as maintaining its cleanliness can enhance testing efficacy.A beeping sound upon powering on signifies the need for initialization settings. Consult the table on the rear of the machine for the specific initialization settings considering the diamond's temperature and size. Adjust the initial number of illuminated lights by rotating the knob.
• [High-Frequency Sound when Testing Metal]:The high-frequency sound during metal testing is due to the test pen's operational principle, which relies on thermal conductivity to distinguish between diamonds and fake gemstones. Since metal possesses thermal conductivity similar to diamonds, it generates a high-frequency sound during testing.
• [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) and If the stone is fake, crystal or cubic zirconia, the tester will not beep.