Lot of 8 gold rings with stones

a) band ring with n. 01 round shaped diamond, rose cut. IT size 16 - US size 7 1/2;
b) leafs and knot motif  ring. IT size 16 - US size 7 1/2;
c) woven pattern ring with dark stone.  IT size 11 - US size 6;
d) ring with a blue stone and openwork setting.  IT size 13 - US size 6 1/2;
e) ring set pink stone.  IT size 14 - US size 7;
f) 18k yellow gold ring, with a flower motif and a purple stone. French hallmarks. IT size 16 - US size 7 1/2;
g) ring with a cabochon cut glass paste. Hallmarked with french mark of gold.  IT size 13 - US size 6 1/2;
h) ring with a light blue stone.  IT size 14 - US size 7;
Total weight 25.3 g.
Item condition grading: **** good.