Must-Have: Marchesa caftans from new pre -fall 2018 collection. Exclusive!

Named for the Marchesa Luisa Casati—the Belle Epoque high priestess of fashion eccentricity, who was known for taking her pet cheetahs for walks—the line was born in Chapman’s London flat in 2004, with a handful of dresses.

The actress Renée Zellweger, who handpicked a crimson and gold sari-cloth sheath for a premiere, set things in motion for Chapman and her partner, Keren Craig. Before long, they were pinning the frothy hems of many an Oscar hopeful.