The Knot’s headquarters in Manhattan is ground zero for the bridal industry’s most significant reconnaissance effort. Nothing related to a couple’s impending nuptials goes unchecked by the site’s crack team of editors—least of all fashion. Fresh from viewing the spring 2013 bridal collections, fashion and beauty editor Jennie Ma spoke to JCK about the year’s most inspired trends and what kind of jewels will best complement them. Two things to keep in mind: Mixing metals is suddenly de rigueur—particularly now that stacking bands are so popular. “Nothing has to match perfectly anymore if you stack,” Ma says. And don’t count out the soaring (perennial?) popularity of Art Deco. “And not just jewelry,” Ma says. “Plates, settings, wedding style. It’s going to be everywhere.”Sheer OverlaysOne of my favorite trends was over-lace or sheer overlays, where you have tw