Emerald, according to the permeability, is divided into: beans, glutinous seeds, ice species and glass species, four main species heads. The price of emerald: comprehensive decisions of planting water, color, carvings, and shape. The higher the permeability, the better the clarity, the more bright the color, the more the materials are, the higher the price. High -quality emeralds have the following characteristics: high transparency, good clarity, bright color, regular instrument, and exquisite carvings. icons:
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