Guy Ritchie’s ‘The Gentlemen’ has sparked a surge in sales of aristocratic “country chic” clothes and accessories. Among the items that have been flying off shelves since the gangster comedy-drama starring Theo James launched on Netflix on March 7 are heritage checks and tweeds, bespoke tailoring and expensive watches. Pinterest said it has experienced a spike in search terms such as “Theo James aesthetic”, “flat cap”, “tweed jacket outfit” and “vintage watches” in the week since the show was released. Online clothing giant Asos has also launched a guide on how to recreate the show’s style usi…