Amethyst and diamond sterling silver ring size 7

This ring is from an estate purchase , in excellent condition showing little signs of use. Early 2000’s era.  Genuine purple cushion cut amethyst gemstone prong set in authentic 925 sterling silver. Tiny white accent stones are diamond. Silver is most likely plated with rhodium or platinum. Measures a size 7. India , unknown hallmark stamps. Amethyst stone measures about 12mm across the top. Total weight of ring is 4.01 grams. reasonable offers considered