Lucky Clover, this four-leaf clover is widely known for being a symbol of good luck and is usually carried with or worn as a lucky charm. In fact, it has been scientifically proven that having a lucky charm of any kind can help boost your luck and chance of success. Primarose has various styles of four-leaf clover necklaces, clover rings, clover earrings, and other lucky clover jewelry. Shamrock or Shamrocks the three-leaf clovers, The Shamrock is thought to bring good luck, by many Irish people, and it is used to represent Ireland in many different ways.