Gemstone Refractometer Tester, Digital Jewelry Tool for Authenticity, Measures Refractive Index 1.300-3.000, Error ±0.005, for Gold, Silver & Diamonds

★★★★★ 4.2 103 reviews

US$136.00
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by opensky.peaceliardarts.org
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$136.00
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives May 30
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by opensky.peaceliardarts.org
Free 30-day returns Details

Product details

Management number 220430403 Release Date 2026/05/03 List Price US$136.00 Model Number 220430403
Category

Features: - No Oil & Effortless : Skip the messy refractive oils! Simply place your gem or solid sample onto the measurement platform for a fast, clean, and contactless reading. - Lab-Grade Accuracy : Features a high-precision sensor delivering measurements from 1.300 to 3.000 with an impressive accuracy of ±0.001 and error margin of only ±0.005. - Portable : Crafted from lightweight yet rugged high-strength aluminum alloy (only 250g / 0.55 lbs), it withstands scratches, corrosion, and fieldwork. - LCD Display : The bright backlit LCD display ensures clear readings anywhere. - Long-Lasting & Efficient: Powered by a 700mAh battery providing approximately 200 measurements per charge. Specifications: Product name: Digital Gemstone Refractometer Measuring Range: Refractive Index 1.300–3.000 Error: ±0.005 Accuracy: 0.001 Battery Type: Lithium Battery (700mAh) Battery Life: Approx. 10,000 tests Product Dimensions: 13.5*7.8*2.4 cm(5.31*3.1*0.94inch) Package Size: 18*15*7 cm Gross Weight: 655g Packing list: 1 * Gemstone Refractometer Notes: 1.Due to manual measurement, the size error is 1-3cm. Errors may occur, please refer to the actual product. 2.Due to shooting and environmental reasons, the color is subject to the actual product.

  • 【Gemstone Identification Tool】The gemstone refractometer is composed of high-sensitivity sensors and LCD screens.It can measure the refractive index value of gemstones non-destructively and accurately,and can determine other optical characteristics of gemstones
  • 【Precise Measurement】Jewelry Authenticity Tester measuring range: refractive index 1.300-3.000.a measurement accuracy of up to 0.001, a measurement error of ±0.005.
  • 【Excellent Materials】Crafted with hard aluminum alloy for scratch-proof work platforms,this gem tester provides stable support for precision testing. It is equipped with an ABS engineering plastic power switch and built-in triple insulation protection to effectively block the risk of leakage.
  • 【Clear Reading】Digital refractometer features a large LCD screen, the device ensures excellent readability even in low-light conditions.Powered by a rechargeable 700mAh lithium battery, it supports up to 10,000 measurements per charge
  • 【Wide Applications】Quickly and accurately identify single and double gemstones, diamond colored gemstones,designed for measuring the refractive index of gemstones and solid materials
Manufacturer Generic

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

Customer ratings & reviews

4.2 out of 5
★★★★★
103 ratings | 42 reviews
How item rating is calculated
View all reviews
5 stars
78% (80)
4 stars
6% (6)
3 stars
3% (3)
2 stars
2% (2)
1 star
11% (11)
Sort by

There are currently no written reviews for this product.