A dazzling duo with regal looks and royal connections? It's no wonder Ladies Eliza and Amelia Spencer have swiftly taken the international social and fashion scenes by storm. The nieces of Princess Diana (and therefore cousins of William and Harry) have traded in their quieter lives in Cape Town for cosmopolitan romping in the most exclusive circles from London to New York, even managing to make a splash at NYFW. Curious about the 29-year-old twin It Girls? Click through for everything you need to know!

[Photo via @elizavspencer/Chopard]