Gia certified 18k white gold 1.51ct diamond ring size 6

18k white gold diamond ring 
Platinum diamond setting 
size 6
5.1 grams
Center Diamond 1.02ct
Color I
Clarity SI1
Polish very good 
Symmetry very good 
Fluorescence none 
GIA certified 
Side stones 0.50ct
Color I
Clarity SI
Total 1.52ct natural diamonds