A regular Hermès Birkin bag is worth thousands of dollars. But the one that started it all, Jane Birkin’s original prototype, sold for 8.6 million euros at Sotheby’s Paris, or $10.1 million, setting a new record for a handbag sold at auction.

Sketched out on an air sickness bag, it became fashion’s must-have accessory.The original Birkin bag, named after the actor, singer and fashion icon that Hermès created it for — the late Jane Birkin — is up for auction in Paris on Thursday.