An uncommon 18K yellow gold pendant in the Sputnik style collet-set with round amethysts, green tourmalines, pink tourmalines, garnets, aquamarines and citrines. This design was originally created by H Stern in the 1950s to showcase the range of colored gemstones available from the mines of the company's native Brazil. It later came to be known as "Sputnik" for its resemblance to the spiky Soviet satellite launched in 1957...