High Accuracy Diamond Tester Pen with LED & Audio Indicator Kit

Stop guessing if your stones are real. Get clear, reliable answers in seconds with this easy-to-use diamond tester pen.

Designed for quick checks at home or on the go, it helps you verify diamonds with confidence before you buy, sell, or gift.

Instant results you can trust

✅ Know if a stone is a real diamond in seconds

✅ Clear LED and sound signals remove uncertainty

✅ Simple setup with easy calibration for different stone sizes

✅ Lightweight and portable with a protective carrying case

✅ Test loose stones easily using the included platform

✅ No complicated tools or experience required

This tester gives you fast, straightforward feedback. Just touch the probe to the stone and watch for the signal. A red light and sound alert indicate a real diamond, so you can make decisions without second guessing.

Use it when buying jewelry, checking items at home, or verifying loose stones before setting. The included testing platform keeps stones steady, which helps improve accuracy and makes the process smoother.

Built from durable ABS material, this compact tool fits comfortably in your hand and stores neatly in its carry case. It runs on a 9V battery (not included), making it easy to use anywhere.

To keep results accurate, protect the sensitive probe with its cover and recalibrate as needed. With proper care, this tester becomes a dependable part of your jewelry toolkit.

Everything you need comes neatly packed for quick setup and use.

The compact design makes testing simple and precise.

Check your diamonds with confidence—add this tester to your toolkit today.