Pearls team up with half strands of chain or gems.
Twenty-inch necklace in Tahitian pearls and praisiolite with a proprietary South Sea pearl clasp inset with blue topaz, $1,295; Judi McCormick Jewelry
Sterling silver with akoya pearls, $2,800; Comme des Garçons for Mikimoto
Bubble necklace with 9–11 mm gray Tahitian pearls, 126 cts. pink tourmaline, and 0.49 ct. t.w. diamonds with an 18k gold clasp is approximately 40 inches in length, $19,540; Katherine Jetter