High Accuracy Lab Refractometer for Diamonds & Moissanites, Refractive Index 1.300-3.000, 0.001 Precision, Essential Tool for Gemstone Identification & Jewelry Professionals

⚠ Tired of second-guessing gem authenticity and risking client trust?⚠ Are you still anxious about confusing real diamonds with synthetic zircon, damaging your professional credibility?✨✨✨ This digital gem refractometer solves your biggest pain points with professional-grade precision and hassle-free operation.✨【ADVANTAGES】1. Skip the messy refractive oils! Simply place your gem or solid sample onto the measurement platform for a fast, clean, and contactless reading.2. 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 ±0.005.3. Crafted from lightweight yet rugged high-strength aluminum alloy (only 250g / 0.55 lbs), it withstands scratches, corrosion, and fieldwork. The bright backlit LCD display ensures clear readings anywhere.4. Long-Lasting & Efficient: Powered by a 700mAh battery providing approximately 200 measurements per charge.5. Complete Package for Success: Everything you need is included: Refractometer, Aluminum Box, Tweezers, Countertop cover, Calibration Blocks (1.487 & 1.806), and English Manual.6. Long Battery Life: Built-in 700mAh lithium battery, supports up to 10,000 measurements, suitable for field gemology applications.✨【SPECIFICATIONS】Product name: Digital Gemstone RefractometerMeasuring range: refractive index 1.300-3.000Measurement accuracy: 0.001Measurement error: + -0.005Battery life:10.000 TimesPower supply: 700mA Lithium BatteryProduct Size: 13.5x7.8x2.4cm(5.31x3.1x0.94inch)Net weight: 0.8kg(1.76lbs)✨【PRODUCTS INCLUDE】1 * Gemstone Refractometer1 * Calibration Block (1*1.487, 1*1.806)1 * Aluminum Box1 * Tweezers1 * Countertop Cover1 * Instruction Manual👉 Add to Cart Now & Transform Your Workouts Forever!

• Introducing our Professional-Grade Digital Refractometer, designed for precision optical measurements. Featuring a sensitive sensor and advanced electronics, it delivers fast and accurate refractive index (RI) readings from 1.300 to 3.000 with ±0.005 accuracy. Ideal for professionals, gemologists, and enthusiasts, it provides reliable quantitative data for all your measurement needs. Perfect for a variety of applications!
• ✨【Wide Cali for Mstones】: This versatile Digital Mstone Tester is designed for both uniaxial and biaxial crystals, accurately identifying single and double mstones, including Moissanite, Diamonds, Colored Mstones, and Natural/Synthetic Stones. Ideal for appraisal institutions, jewelry factories, and collectors. Not suitable for semi-hed products, polished mstones, stones smaller than 2.0mm², or rough stones.
• Experience the convenience of our Oil-Free Gem Refractometer, designed for effortless use without traditional oils. Simply position the gem close to the platform for quick results, ensuring the integrity of delicate gems. This jewelry identification tool includes two calibration blocks (1.487 & 1.806) for accurate measurements, allowing you to easily differentiate uniaxial and biaxial crystals based on the measured RI value.
• Experience accurate readings with our Digital Refractometer, designed on the principle of Total Internal Reflection. This reliable tool distinguishes between various liquids and assesses their physical properties. Weighing just 250g, its compact and lightweight design ensures easy portability. The corrosion-resistant aluminum alloy shell enhances durability, making it ideal for diverse applications.
• 【Durable & Reliable Performance】: This Jewelry Tester features a robust aluminum alloy workbench for stable precision. The ABS power switch and built-in safety measures prevent leakage. The large LCD backlit screen ensures easy reading in low-light conditions. Powered by a 700mAh rechargeable lithium battery, it supports up to 10,000 measurements per charge, perfect for labs, field trips, and jewelry stores.