Jewelry Refractometer, Portable Lightweight 1.30-1.81 Professional Gemstone ldentification Gem Refractometer for Measuring The Refractive Index Jewelry Test Tool

Features

• GOOD FEATURES: Lightweight and compact, easy to carry. The product is stable in performance and used by customers who say it is good
• HIGH QUALITY MATERIALS: Low battery consumption for long service time. Good quality is our goal. Only high quality can satisfy customers' satisfaction. Customer satisfaction is our driving force
• APPLICATION FUNCTION: Identify single and double gems quickly and precisely. You will be very happy with the many uses to meet your needs
• DESIGN CONCEPT: Specially designed for measuring the refractive index of gemstones and solid materials. The minimalist design style makes it very suitable for use
• OUTSTANDING ADVANTAGES: This refractometer features high accuracy and easy Considered by many to be the most important of all gem testing instruments