Practical Jewelry Selector Tester Gemstone-Gem Tool Test Pen

• Simple to use
• Durable metal body
• Detects thermal conductivity
• Assists in gemstone identification

• Quick and reliable gemstone identification
• Compact and portable
• Cost-effective solution for gemstone verification

1. Turn on the tester by pressing the power button.
2. Hold the gemstone in your hand or place it on a stable surface.
3. Touch the metal tip of the tester to the surface of the gemstone.
4. The tester will emit a sound or light to indicate the type of gemstone.

• The tester will not work on all types of gemstones.
• The tester should be calibrated regularly to ensure accuracy.
• Do not use the tester on gemstones that are wet or dirty.

• Available in a variety of colors
• Comes with a carrying case
• One-year warranty

Note: The Jewelry Selector Tester is a tool to assist in gemstone identification. It is not a replacement for professional gemological equipment or the expertise of a trained gemologist.