Ladies Amethyst Yellow Gold Ring. The ring is unstamped 10K yellow gold one piece cast produced in a "Hand holding an Amethyst" design with the stone set with four prongs. Weight complete is 2.32 grams. The finger size is 8. One natural amethyst stone heart shape faceted, 4.0 x 4.0 mm diameter, color dark purple. Expertly appraise $265. Asking $135 or finest offer.