Necklace Length: 17" Sterling Silver and Roman Glass piece is 1.5" in length. Glass is 1" in length and .5" in diameter. Bringing History to Life Roman Glass Jewelry is made of 2000-year-old Roman glass that has been excavated from sites around Israel and brought back to life as heirloom-quality jewelry. Each piece is a unique and distinctive treasure. The glass is set by hand in the finest sterling silver. Made in Israel For more information, Visit our Roman Glass Education page.