Princess Charlene wears a Grace Kelly-inspired ensemble to the Monaco E-Prix

Before Princess Charlene of Monaco was, well, a princess, she was Charlene Wittstock, a South African Olympic swimmer who was betrothed to Prince Albert II. Wearing the crown of the world’s most glamorous principality would be quite an adjustment, not least because of the most haute of couture that was expected from any Monégasque, let alone the princess.

As Charlene told Tatler in 2010, a year before her…