此准为gia钻石净度标准,代含义及区别如下:vs1:very slightly included,小内涵物,极难看到(不可见) vs2:very slightly included,有极小内涵物,难看到(肉眼不可见) vvs1:very very slightly included,有非常极小内涵物,极难看到(肉眼不可见) vvs2:very very slightly included,有非常极小内涵物,难看到(肉眼不可见)标准中的其他符号:fl flawless 完美无瑕 if internally flawless 只能看到极小表面特徵内涵物(肉眼不可见) si1 slightly included 有小内涵物,极难看到(肉眼不可见) si2 slightly included 有小内涵物,难看到(肉眼不可见) i1 included 有内涵物(肉眼可见) i2 included 有内涵物(肉眼可见) i3 excessively included 有内涵物(肉眼可见) 20210311