2, #1 is too small

来源: 于 2012-10-08 11:36:54 [旧帖] [给我悄悄话] 本文已被阅读：次

you cannot really tell difference between F and E color or VVS1 and VS1 with naked eye. however, 1.3 and 0.98 is obvious. :)

fluorescence and table ratio are also important.