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๐ Test Like a Pro, Shine Like a Boss!
The HMKIS Diamond Tester Pen is a portable, battery-powered device that uses thermal conductivity to accurately identify real diamonds versus simulants. Featuring a 60X LED magnifying glass and dual-hand testing for precision, it delivers quick audible and LED feedback. Compact and lightweight, itโs ideal for both novices and experts seeking reliable diamond verification on the go.










| ASIN | B08MTG5NHJ |
| Best Sellers Rank | #102,031 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,604 in Voltage Testers |
| Brand Name | HMKIS |
| Colour | Black |
| Country of Origin | China |
| Customer Reviews | 4.0 4.0 out of 5 stars (8,146) |
| Global Trade Identification Number | 09070190994879 |
| Included Components | 1 Electric Circuit Testing Device |
| Item Dimensions | 25.8 x 5.5 x 3.5 Centimeters |
| Item Weight | 120 Grams |
| Manufacturer | HMKIS |
| Maximum Operating Voltage | 9 Volts |
| Measurement Type | Thermal Conductivity Scale (1-9) |
| Minimum Operating Voltage | 9 Volts |
| Model Number | HXK+FDJ |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | HMKIS |
| Power Source Type | Battery Powered |
| Specification Met | CE |
| Style Name | Portable,Simple |
| Unit Count | 1.00 Count |
| Upper Temperature Rating | 30 Degrees Celsius |
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