Lowest price: $10.69 · 1 store · price range $10.69 … $10.69
Price history: 2 daily prices tracked since 2026-10-18; lowest $10.69, highest $10.69.
Price last confirmed by the store feed on 2026-10-30.
| Store | Price | Stock | |
|---|---|---|---|
| Store 1 (US) | $10.69 | In stock | Go to store |
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Versatile application across various types of jewelry pieces including rings, necklaces, earrings, bracelets, etc., providing comprehensive coverage for all your testing needs. Equipped with high accuracy technology, this tester pen allows users to quickly determine whether a gemstone is genuine or imitation without damaging its surface. Precision diamond testing tool designed for both novice and expert jewelers alike, ensuring accurate selection and identification of diamonds. Features clear instructions and intuitive operation, allowing even beginners to assess diamond authenticity confidently and efficiently. Comes complete with a durable carrying case for easy storage and transportation, making it an essential accessory for jewelry professionals on-the-go.