Ross-Simons - 7.00ct Amethyst, .80ct t. w. Emerald, .20ct t. w. Diamond Ring Size 6. This cheerful cocktail ring will help your personal style flourish. A regal 7.00 carat emerald-cut amethyst takes center stage among the sprightly halo of .80 ct. t. w. square emeralds and .20 ct. t. w. round diamonds. Crafted in 14kt yellow gold. 3/4" wide. Diamond, emerald and amethyst ring.