But back to the fashion line(r): Models (such as Bella and Gigi Hadid) walked around the ship, named 'La Pausa' after Gabrielle Chanel's summer house on the French Riviera, before boarding it for the grand finale:
The liner was then opened to guests, who naturally took the opportunity to snap the perfect 'gram:
And on the subject of guests, Australia's darling Margot Robbie was the newest front row addition, after signing on as face of the brand earlier this year.
She joined Chanel regulars Kristen Stewart, Lily-Rose Depp and fellow Aussie Phoebe Tonkin.
As far as the collection goes, there were plenty of looks that perfectly complemented the French Riviera theme: White and navy stripes, berets, and straw hats, as well as Chanel's signature tweed suits and dresses, of course.