Bright green is slightly lighter than bright green, but it is highly sought after by people. Dark green varieties have good color saturation and give people a good visual experience, which is quite rare in the market, while dark green colors are not deep or shallow, but more vivid.
Soft green varieties are much lighter in color, with a saturation of about 20% to 40%, belonging to inferior varieties, but with better brightness. If the inside is transparent, with few impurities and high gloss, the better the quality, the higher its market price. Emerald grading system plays an important role in standardizing the emerald jewelry and bare stone market.
Introduction of Emerald System
Emerald, also known as emeralds, is called the four great gems together with diamonds, rubies and sapphires. As a precious colored gems, there is no uniform grading system for emeralds in the world. However, the grading standard of emeralds in China has not been issued.
"Gem 1" adopts the emerald grading system of new york Jewelry Agency and its emerald grading certificate. According to the standards of jewelry institutions in new york, emeralds can be classified in five aspects: color, clarity, weight, cutting and treatment.
The major emerald jewelers in Europe and America use their own slightly different grading systems to grade and position emerald products. Compared with rubies and sapphires, high-grade emeralds are more scarce, so emeralds are becoming the new favorite of collection and purchase. For ordinary consumers, how to distinguish the quality of emeralds is the key to investment or purchase. In order to solve this key problem, Gemstone No.1 introduced the internationally used emerald grading system to guide consumers to identify the quality of emeralds quantitatively and scientifically.