Zoë Kravitz stepped out at Monday night’s Met Gala in New York City on the arm of Yves Saint Laurent creative director Anthony Vaccarello while wearing one of his sheer creations. But the actress, a longtime YSL ambassador, did not offer any free looks at her left hand while facing the crush of photographers positioned outside the Metropolitan Museum of Art. She kept her hand in the gown’s pocket while posing, presumably not to show off whether or not she happened to be wearing that new engagement ring from beau Harry Styles . Kravitz (Photo by Jamie McCarthy/Getty Images) Vaccarello and Kravitz (Photo by Jamie McCarthy/Getty Images) However, moments later, as she made her way up the steps, The Hollywood Reporter spied Kravitz as she stopped to kiss media personality Gayle King. It was then revealed that Kravitz did not have the ring on for her 11th Met Gala outing.…