ITALIAN 18K YELLOW GOLD AND WHITE GOLD AND DIAMOND RING. Oval diamond weighing app. .50 ct. horizontally-set on yellow gold band with six smaller brilliant-cut round diamonds, centering by two white gold bands each set with 11 brilliant-cut round diamonds. Total wt. of 29 diamonds, app. 1.50 ct. - Size: 2 1/2-3 with adjustment spheres. Estimate $1,200-1,800