Mad Men star Elisabeth Moss paired a dramatic Oscar de la Renta magenta ball gown with vintage pearl, diamond, and platinum jewelry by Beladora, stacking seven bracelets (one for each of her Emmy nominations!). Meanwhile, Mindy Kaling continued her love affair with bold hues—and with The Mindy Project’s resident wardrobe genius, Salvador Peréz—in another custom Perez creation, plus jewels from Neil Lane featuring that oft-underappreciated gem, citrine.        ON MOSS Art Deco diamond bracelet with 6 cts. t.w. diamonds in platinum, circa 1930; $18,250; Beladora, Beverly Hills, Calif.; 800-680-9569; beladora.com   UNDER $20,000 Antique design diamond bangle bracelet with 4 cts. t.w. round diamonds in 18k white gold; $19,200; Ziva Jewels, Los Angeles; 800-227-2464; zivajewels.com   UNDER $