PACIFIC PEARLS PATRIOT COLLECTION U.S. Air Force Pearl Necklace, Bracelet, and Earring Set Silver-gray, royal blue, and brilliant white combine to salute the elite force that protects our skies. This divine, must-have piece of jewelry may be worn as a three-piece set, or instantly transformed into a matinee-length necklace by attaching the bracelet to the necklace with the magnetic clasps.