HOT STOCK TIPModern PearlFrom faceted freshwaters to pearls topped with tiny metal bows and studded with wee silver spikes, the stud earrings at Pearl Collective are the epitome of contemporary chic. Known for making clever use of metal accents, the designers are helping to ensure that pearls retain their ­cool-girl factor. CAN’T-MISS ­COLLECTIONInside JobThe Geode and Finestrino collections by Hisano Shepherd of Little H celebrate pearls inside and out. Shepherd hollows out soufflé and South Sea pearls, setting inverted gemstones inside the former and baby pearls—just 1 mm in diameter—in the latter. The result is either double-sided luster or a luster with a side of sparkle.Finestrino pendant with halved freshwater soufflé pearl lined with seed pearls on a 14k gold- and diamond-accented seed strand; $2,000; Little H for the Pearl Collective, Los Angeles; 310-474-8788; pea