Jewelry Refractometer, Portable Gem Tester, Measures Refractive Index 1.30-1.81, Flashlight Included, for Jewelry, Gold, Silver, Diamond, Lab
4.0 (69 items)
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Product details
| Management number | 220430604 | Release Date | 2026/05/03 | List Price | US$52.18 | Model Number | 220430604 | ||
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Product size: 61*32*130mm Product weight: 0.6kg Test prism: high refractive index lead glass Measurement range: 1.30-1.81 Accuracy: ±0.002 Power supply: built-in LED light Minimum graduation value: 0.01ri Product packaging: 1x gemstone refractometer 1x flashlight
- ACCURATE GEMSTONE RECOGNITION : Our refractometer is specially designed to measure the refractive index of gemstones and solid materials , providing important gemstone recognition as it differs from gemstones to gemstones .
- ABS MATERIAL: This tester is made of ABS material. This material is hard and wear-resistant, which can meet the operator's appraisal needs in daily or professional jewelry appraisal, and has a long service life.
- PORTABLE AND EASY TO USE : Our refractometer is highly accurate , lightweight , and compact , making it easy to carry and operate . It is also one of the few instruments that can provide you with information on opaque gems and transparent gems .
- QUICK and IDENTIFICATION : Our refractometer quickly and accurately identifies single and double gems , including diamonds , moissanite , and colored gems .
- OUTSTANDING ADVANTAGES: This refractometer features high accuracy and easy Considered by many to be the most important of all gem testing instruments.
| Manufacturer | jcwwolk |
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