Selena Gomez and stylist Erin Walsh had their pick of spring 2026 jewelry trends ahead of the actress's trip to the May 6 Marty, Life Is Short premiere. She could have styled her signature little black dress with tumbled crystals or seashore-inspired shell earrings pulled from the runways. A turn toward '70s-inspired styling with a cord necklace also may have fit the Los Angeles event's dress code. Instead, a Spring 2026 Carolina Herrera dress was all Gomez pulled from the runway. It was so embellished, she didn't need a necklace or bangle bracelet to make it shimmer. The Only Murders in the Building actress supported her co-star, Martin Short, in a cap-sleeve midi dress coated in hand-placed teardrop crystals. Each one shimmered against the black wool base, in a nod to the Spanish Azabache craftsmanship technique. Carolina Herrera's official listings for the $6,490 dress don't reveal exactly how many beads dangle from the dress's neckline to its hem, but it's easily in the hundreds.…