Lot of gold over sterling silver necklace and ring with amethyst

This is for a vintage gold over 925 flexible necklace 21 inches long, and a gold over 925 ring with genuine amethyst. The ring size is between 6.5 and 6.75. The ring has the look of an 18k gold, and the necklace looks more like a 10k gold. Both are preowned with signs of wear.