One 18 kt yellow gold ring, with one oval cut near-colorless topaz, approx. 15.37 ct, with 42 full cut round diamonds [H-J/SI] approx. total weight 0.21 ct (size 7, weighs 19.1 grams); a sterling silver and 18 kt yellow gold ring with 25 round or oval cut tanzanites, approx. total tanzanite weight 4.48 ct, with 14 round or oval cut irradiated topaz, total approx. topaz weight 1.15 ct, and five round or oval cut rock crystal quartz, total approx. rock crystal quartz weight 0.21 ct, (size 7-¼, weighs 15.9 grams); a sterling silver and 18 kt yellow gold ring set with eleven round or oval cut fire opal, approx. total fire opal weight 0.32 ct, with 30 round or oval cut citrines, approx. total citrine weight 1.03 ct (size 7, weighing 17.0 grams); a sterling silver ring with oval checkerboard cut citrine, approx. 10.67 ct, with 60 round cut citrines, approx. total weight 1.57 ct (size 9-½, weighing 19.0 grams); and a sterling silver and 18 kt yellow gold ring (size 6-½, weighing 14.6 grams)