High Accuracy Diamond Tester, Moissanite Tester, Digital Gemstone Refractometer for Jewelers and Experts, Professional Gem Testing Tool for Diamonds and Gems

Experience precision and trust in gemstone identification with our Digital Gemstone Refractometer, designed to eliminate the guesswork and enhance your professional credibility. No more worries about verifying gem authenticity or dealing with messy refractive oils that can damage delicate stones. This cutting-edge tool offers a hassle- solution with top-notch accuracy and ease of use. Skip the unnecessary steps by simply placing the gem or solid sample on the measurement platform for instant and clean readings. The refractometer features a high-precision sensor that measures the refractive index from 1.300 to 3.000, with remarkable accuracy of ±0.001 and an error margin of only ±0.005, ensuring reliable results every time. Crafted from a robust yet lightweight aluminum alloy, weighing only 250g, it is built to endure scratches and corrosion, making it an ideal companion for fieldwork. The bright backlit LCD display guarantees clear readings in any lighting condition. Powered by a long-lasting 700mAh battery, it delivers approximately 200 measurements per charge and up to 10,000 readings overall, making it efficient for extensive gemology tasks. This complete package includes everything required for successful operation: a refractometer, calibration blocks, aluminum box, tweezers, countertop cover, and an English manual, ensuring you have all the necessary tools to excel in your gemological pursuits. Product specifications include a measuring range of 1.300-3.000, net weight of 0.8kg, and compact dimensions of 13.5x7.8x2.4cm. Invest in quality, reliability, and professionalism with our Digital Gemstone Refractometer.

• Professional-grade precision measurement: Equipped with a cutting-edge optical system and advanced sensors, this digital gemstone refractometer delivers fast and precise refractive index (RI) measurem
• Oil- and user-friendly: This innovative gem testing device eliminates the need for refractive oils, unlike conventional methods. Simply position the gem against the platform for immediate results, saf
• Durable construction for long-lasting use: Designed with a robust aluminum alloy workbench, this jewelry tester ensures stable and precise testing. The ABS plastic power switch and triple insulation o
• Versatile compatibility for various gemstones: This digital gem tester effectively identifies both uniaxial and biaxial gems, including moissanite, diamonds, colored gemstones, and both natural and sy
• Reliable operational principle and portability: This digital refractometer utilizes the principle of total internal reflection to accurately determine the refractive index, providing essential insight