Sold at Macy's for $40. From Brazilian raw materials to handcrafted jewelry, Maria Oiticica's pieces are made of natural components, such as seeds and pods gathered from the floor of the Amazon. Her work is defined as "biojewels," and has direct impact on environmental conservation, as local communities rely on the harvest of fallen fruit seeds. Discover Brasil. The bold colors. The exotic scents. The sensual textures. The natural sensations.