Including a ring set with a rectangular-shaped smoky quartz with an estimated weight of 17.95 carats, a freeform ring set with oval-shaped cabochon-cut opals accented by round diamonds with the estimated weight of 0.05 carat, a ring set with an oval-shaped cabochon-cut lapis lazuli scattered with old European-cut diamonds with the estimated weight of 0.20 carat and a ring set with oval-shaped yellow sapphires with an estimated weight of 5.10 carat and detailed with single-cut diamonds with an estimated weight of 0.10 carat, size 5 1/4 to 7 1/2