By all accounts, 2013 was a pretty good—if not great—year for jewelry store ­owners. To keep the momentum going, we’ve pulled together our annual list of the 10 tech, style, and retail trends that’ll have the industry buzzing in 2014. Body jewels, blue gems, and brand loyalty are just the ­beginning. (Two words: ­Chinese synthetics.) Here’s to a healthy, happy, and ­sparkling new year!1. BODY JEWELRYBody jewelry has come a long way since the belly ring craze of the 1990s. Just ask Kathy Rose, the owner of Roseark in West Hollywood, Calif. She’s worn a Karma El Khalil body chain—a long number that attaches like a bra and crisscrosses the body—for the past six years. “We carry designers who’re making more belly chains, and we make our own anklets,” she says. Beverly Hills, Calif., designer Jacquie Aiche is another believer in baubles that treat the entire body as