With the weather warming up and fantasies of beachside vacations becoming reality, there comes the question of what one wears on said tropical escapes? Swimwear trends come and go but over the last few years, one brand has slowly emerged as among the most desirable — Pucci. Known for its signature vibrant psychedelic prints, the designs are summer personified, enticing fans with fantasies of wearing them by the pool, Aperol spritz in hand. Vintage styles move briskly on resale sites while new designs are equally as popular. Chalk it up to equal parts nostalgia that invites escapism and the recent success of Camille Miceli, who took over as the brand’s artistic director in 2021. Eschewing the traditional runway calendar in favor of shows at classic Italian retreats like Portofino and Sicily, Pucci has emerged as a popular choice this summer. That comes as no surprise to Tiffany Hsu, the chief buying and group fashion venture officer at Mytheresa.…