钻石光性能

The Sarine Light™ Performance Reports allow you to certify and brand your diamonds, based on the patented * Sarine Light™ measuring and grading standard. The reports are available in printed and digital media versions. They are based on four individual Light Performance parameters (Brilliance, Sparkle, Fire and Light Symmetry) and result in an overall Light Performance grade. The Sarine Light Performance grading standard is a consumer oriented grading scale based on ...

尚灵钻石光性能是一种科学的光性能测量方法和分级标准。