Marchesa Casati
The Milanese heiress who captivated European society with her leashed wild cats, would have purred at this Panthère de Cartier 18-karat white gold, emerald, onyx, and diamond bracelet. $105,000; cartier.com
![](http://avenuemagazine.com/user-content/uploads/2020/06/04-Marchesa-Casati-707x1024.jpg)
Photo by Archivio BGG/Alamy Stock Photo
Colette
The French author and actress steals the scene in this dramatic Van Cleef & Arpels “Perlina” ring from the “Romeo & Juliet” collection, featuring rubies, sapphires, malachite, and diamonds set in 18-karat rose gold. $82,500; vancleefarpels.com
![](http://avenuemagazine.com/user-content/uploads/2020/06/06b-Colette-775x1024.jpg)
Photo by Reporters Associes/Gamma-Raphio via Getty Images
Claude Cahun
The gender-bending Surrealist photographer and collage artist, rode roughshod over convention as does this Hermès “Galop” ring in rose gold and black jade. $34,800; hermes.com
![](http://avenuemagazine.com/user-content/uploads/2020/06/03c-Claude-Cahun_D-782x1024.jpg)
Photo by Almay Stock Photo
Djuna Barnes
The Modernist writer and queer icon, was as rare a creature as this Jean Schlumberger for Tiffany & Co. clip with more than 21 carats of demantoid garnets and paillonné enamel. Price upon request; tiffany.com
![](http://avenuemagazine.com/user-content/uploads/2020/06/07b_Djuna-Barnes-902x1024.jpg)
Photo by Oscar White, via Getty Images
Marella Agnelli
Agnelli was known for her aristocratic bearing, a long-necked hauteur that is enhanced by a Chopard brooch, featuring a 19.95-carat black opal set in 18-karat yellow gold and titanium. Price on request; chopard.com
![](http://avenuemagazine.com/user-content/uploads/2020/06/05b-Marella-Agnelli-790x1024.jpg)
Marie-Laure de Noailles
Queen of the entre-deux-guerres Paris art scene, is crowned by a pair of emerald and 22-karat gold Belperron“Couronne” cuffs. $222,000; belperron.com
![](http://avenuemagazine.com/user-content/uploads/2020/06/02b-Marie-Laure-de-Noailles_B-1024x750.jpg)
Photo by Dora Maar