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High-Precision Gemstone Tester, Accuracy: 0.001 and Measurement Error: ±0.005, Gem Refractometer with 1.300-3.000 Refractive Index for Professional Identification
✅ In stock
⭐ Lowest price we've tracked
F
Grade
Analysis Confidence
75%
Price verified Sep 24, 2026 3:38 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
DONGFANGHUIXUAN
🚚 Shipping
Free Shipping
Product Details
✓◆【Precise and reliable】:Our Gemstone Refractometer employ high-refractive-index optical glass prisms and precision calibration technology,it provides accurate refractive index measurements ranging from 1.300 to 3.000, with an exceptional accuracy of ±0.005 and resolution of 0.001. Ensure accurate measurements every time, providing the most reliable data support for your identification conclusions. It provides objective, quantifiable data.
✓◆【Highly Efficient】:The Gemstone Tester ensures excellent readability even in low-light conditions as it featuring a large LCD screen with backlight illumination, a high-sensitivity sensor, and intelligent electronics.Powered by a rechargeable 700mAh lithium battery, it supports up to 10,000 measurements per charge, making it suitable for lab use, field gemology trips, and jewelry store applications.
✓◆【Easy to Use】:Stable readings can be obtained with simple operation. Unlike traditional methods, this gem Identification Instrument requires no refractive oil.First, press the TEST button once to turn on the machine. Second, press and hold the TEST button for 5 seconds to begin calibration. Then,please use tweezers to pick up the calibration blocks one by one for instrument calibration. When the reading shows 1.000, the instrument calibration is complete and it is ready for normal use. Making identification work easy and efficient, also maintains the integrity of delicate gems.Even beginners can quickly master it.
✓◆【Sturdy and durable】:The gem refractometer uses hard aluminum alloy to create a work plate, which is scratch-resistant and sturdy, providing 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
✓◆【WIDE COMPATIBILITY】:Refractive index testing is a crucial step in gemstone identification. Our Gem Tester provides a non-destructive, rapid, and accurate measurement of a gemstone's refractive index, helping to determine its type, moissanite, diamond, colored gems, natural or synthetic stones, minerals, and other solid materials. A must-have for gemologists and serious collectors.
⚙️ Specifications
5.31 x 5.31 x 5.31 inches
1.54 pounds
ORIDLECTAL
B0G7XNYDNK
ctjhfd-961317
No
Product Dimensions
5.31 x 5.31 x 5.31 inches
Item Weight
1.54 pounds
Manufacturer
ORIDLECTAL
ASIN
B0G7XNYDNK
Item model number
ctjhfd-961317
Assembly required
No
Batteries required
No
Sold By
DONGFANGHUIXUAN