The Marlborough gems were a large collection of jewels (cameos and intaglios) assembled by several Dukes of Marlborough. The collection was composed of more than 730 carved gemstones, including garnets, sapphires, emeralds and many cameos.
The Marlborough jewels were a significant collection of gemstones (cameos and intaglios) amassed by multiple Dukes of Marlborough. The collection included over 730 carved stones, including garnets, sapphires, emeralds, and numerous cameos.