Sotheby’s  “Magnificent Jewels and Noble Jewels” in Geneva will offer jewels with sought-after royal provenance along with other impressive gems such as a Kashmir sapphire weighing 27.54 carats (Est. $3.0-6.0 million) and the 8.62-carat “Graff Ruby” (Est. $6.8‑9.0 million), as well as exquisite vintage pieces by Cartier and Bulgari.

In total, the 470 assembled lots of the November 12 sale are expected to bring in excess of $62 million.