Brooklyn band “Oshin”, a debut album text by AJA PECKNOLD portrait by SANDY KIM “For whatever we lose (like a you or a me), it’s always our self we find in the sea,” wrote E.E. Cummings, who, like Hemingway and Melville, found artistic inspiration in that ubiquitous mass of salt water. Now Zachary Cole Smith, the mastermind behind the Brooklyn band DIIV, appears equally pelagic, with water acting as a conceptual leitmotif throughout much of his first independent effort: the aptly christened Oshin. DIIV, originally named after the Nirvana song “Dive,” positions Smith as a perfectly cast frontman, an elfin, more refined and glossy-friendly Kurt Cobain, right down to his bottle-blond hair. It’s a quality not lost on fashion houses like Saint Laurent Paris, who’ve already cast him in campaigns that feature looks so grunge-inspired that Courtney Love Cobain herself was compelled to tweet that “finally someone got the…