NEW AT ST. JOHN: St. John Knits has appointed Victoria Di Giacinto as chief merchant, adding to her current role as executive vice president of merchandising. Di Giacinto joined the Irvine, Calif.-based fashion brand in June 2010 after serving as vice president of merchandising at Moschino. In her newly created position, she will oversee Greg Myler, senior vice president of design, and Albino Riganello, vice president of design.