Clarity Grade

Trade & Valuation

Definition

A standardized assessment of the number, size, nature, position, and visibility of inclusions and blemishes in a gemstone, typically assigned on a defined scale by a gemological laboratory.

Detailed Explanation

宝石学实验室对宝石内含物和瑕疵的数量、大小、性质、位置及可见性进行的标准化评估,通常依据定义量表给出分级。