Critics are calling Karl Lagerfeld overexposed of late, but the Kaiser’s still undeniably at the top of his game. Case in point? His under-the-sea-themed Chanel Spring ’12 collection—featuring Florence Welch crooning from a giant clamshell—turned a lighthearted inspiration into one of the season’s more serious trend directions. Get the deep-blue look for yourself with Pamela Love’s shell cuff, a McQ by Alexander McQueen jellyfish-print tank, or Alexander Wang’s fish-scale pumps. Click through to shop.