Soon Sigi Pineda was a Mexican jewelry designer who began his career in the mid-1940s. He is known for his unique designs, which blend traditional Mexican motifs with modernist influences. Pineda was part of the Taxco School of silversmithing, a group of artists who revived the traditional Mexican craft of silverwork. He was particularly renowned for his use of natural stones, such as amethyst, turquoise, and onyx, and his intricate designs, which often featured organic forms and bold shapes. Pineda's work has been exhibited in museums and galleries around the world, and he is considered one of the most important Mexican jewelry designers of the 20th century.