A&A Jewelry Supply - Tri-Electronic GT-4000 Gold Tester
By A Mystery Man Writer
Last updated 17 Jul 2024
![A&A Jewelry Supply - Tri-Electronic GT-4000 Gold Tester](https://www.aajewelry.com/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/big/51-245_1_GT-4000-Gold-Tester.jpg)
lt;p>The essential tool that goes to high range. Tests gold alloys from 6 to 24 karats in all four colors. Also detects platinum. The unit tests from 6 to 18 karats and 24 karat. Also has a reading range for 20-22 karats. No dangerous acids or harmful chemicals. Ecologically safe and provides a numeric reading on the LCD display that corresponds to the karat table. Manufacturer
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