An emerald and diamond ring in 18ct yellow gold. An oval-cut emerald, weighing 0.50ct, is united with two round brilliant cut diamonds and set into polished 18ct yellow gold. Three-stone rings are often said to represent the past, the present and the future. This classic design will become a future heirloom. As the birthstone of May, the lush green emerald represents spring-like new beginnings. This classic style makes an ideal right-hand ring.