Charlotte Casiraghi was always destined to be beautiful. Her mother is the lovely Princess Caroline of Monaco, her grandmother was the legendary Princess Grace, formally Grace Kelly, iconic movie star and one of the loveliest women of her generation. Yes, Charlotte Casiraghi has beauty in her blood. This month, those stunning looks have merged with a full fanfare as Emmanuelle Alt unveiled Charlotte as the cover star for her first September Issue as editor of French Vogue. This is traditionally the most important issue of the year, being chosen as the cover star is acknowledgment of your standing in the fashion world. Being shot by the genius that is Mario…