Diamond and 18 karat yellow gold necklace by Kaufmann de Suisse; emerald and natural colored diamond earrings set in 18 karat yellow gold; Buccellati bracelet in 18k yellow textured gold with an emerald cut emerald and diamond accents; Art Deco three stone emerald cut emerald and diamond ring with black onyx accents, set in platinum and 18 karat yellow gold. HGM Fine Jewelry, 957-3409, hgmjewelry.com.