Wear color in a sophisticated way with this tasteful cushion-shaped purple amethyst and diamond frame ring in yellow gold. Crafted in warm 10k gold the 7. 0mm cushion-shaped bright purple amethyst glistens in a frame of sparkling diamonds. The diamond-lined shank completes this 1/5 ct. T. W. Diamond look. Amethyst is the trational birthstone for february and represents peace and tranquility.