Emerald - The Jewel of Kings May 09, 2023Janice Stiles Known as the "jewel of kings," emerald, is the primary birthstone for May and is part of the coveted "big four" gemstones, which also include diamonds, rubies, and sapphires. Read more → Aurum birthstone jewelry Emerald Gemstone Green handmade jan stiles jewelry Sterling Silver tres elegante designs