Music festivals inspired Chaumet’s 2017 collection. This Rhapsodie Transatlantique necklace features a 29.77-carat cushion-cut morganite, a 23.38-carats oval-cut chrysoberyl, a 12.87-carat oval-cut Imperial topaz, a 12.21-carats oval-cut pink tourmaline, a 10.67-carat cushion-cut tanzanite, a 2.12-carat pear-shaped diamond, 30 diamonds weighing between .55 and .71 carats each, round Umba garnets, round champagne diamonds, and round and brilliant-cut diamonds. Price upon request, 33.1.44.77.24.24, chaumet.com