Brooches have made a huge comeback, and are shaping up to be the jewelry piece of the year. They’re available in every imaginable shape and size; just pick the pin for you. Clockwise from top left: Oscar Heyman’s Gardenia Brooch in 18k gold and platinum with canary and white diamonds and enamel leaves, $58,000, (212)593-0400, www.oscarheyman.com; Mark Schneider Design Praying Mantis Pin, 18k yellow gold with orange and green diamonds, chrysoberyl cat’s-eye, ammolite, and coral branch, $24,000, (800) 452-5804, www.markschneiderdesign.com; A&Z Pearls, Inc. Opal Mermaid “Fantasy of Gems” Brooch with 18k gold and a black Australian opal, $41,250, (213) 627-3030, www.azpearls.com; Aaron Basha Starburst Brooch with 18k oxidized gold, diamonds, and freshwater pearls, $14,000 (212) 935-1960, www.aaronbasha.com; Tiffany & Co. Magpie Brooch, in platinum with diamonds, sapphires, and enamel, $60,000, (800) 843-3269, www.tiffany.com; Harry Winston Diamond Cluster Brooch, price upon request, (800) 988-4110, www.harrywinston.com.