New
Arrivals/Restock
Portable Gem Refractometer with LCD Display Refractive Index 1.300-3.000 for Diamonds Jewelry Jade Crystal Testing
4.1 (126 items)
Limited Time SaleUntil the end
12
47
28
US$146.34 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used US$97.56
Product details
| Management number | 229143048 | Release Date | 2026/05/31 | List Price | US$97.56 | Model Number | 229143048 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- 1. Accurate Measurements with Portable Refractometer: Our Portable Refractometer offers precise measurements of the refractive index ranging from 1.300 to 3.000. With a measurement accuracy of up to 0.001 and an error margin of ±0.005, this gem tester ensures you can quickly and accurately identify gemstones and their optical properties.
- 2. User-Friendly Test Method: This Portable Refractometer requires no refractive oil; simply place the gemstone's measuring surfaces on the platform for testing. It comes equipped with calibration blocks of 1.487 and 1.806, ensuring accurate results every time you test your gems.
- 3. Durable and High-Quality Construction: Crafted from hard aluminum alloy, this Portable Refractometer is designed to withstand rigorous use. Its scratch-resistant surface and sturdy build provide reliable support for precision testing, while the ABS engineering plastic power switch features triple insulation protection against leakage.
- 4. Versatile Applications for Gemstone Identification: Perfectly suited for jewelry stores, the Portable Refractometer allows for quick identification of single and double gemstones, including diamonds, moissanite, colored gemstones, and crystals. Its design makes it an essential tool for any gemologist or jewelry professional.
- 5. Principle of Operation: The Portable Refractometer utilizes the principle of total internal reflection, making it the most efficient tool for measuring gemstones. By understanding the refractive index, you can accurately classify different gem types, making this refractometer an invaluable asset in gemstone evaluation.
Bestseller ranking
Flanger
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form