Shape Round Oval Emerald Heart Princess Tiffany Radiant B Marquise     Clarity FL S11 IF S12 VVS1 I1 VVS2 I2 VS1 I3 VS2     Color D J P V E K Q W F L R X G M S Y H N T Z I O U     Price per piece ($)      From     To     Certificate GIA GTS HRD EGL IGI CHUO AGT ZEN     Cut N S VS Good     Polish Excellent Very Good Good Fair  Poor     Fluorescence Very Strong Strong Medium Slight Normal .