it unites grandmother with granddaughter, lifelong friends miles apart, even one generation with the next. Our lab created DiamondAura ® Circle of Life Necklace combines designer styling with a meaningful message. As the ancient symbol of infinity and wholeness, it tells the story of our special place in the universe and the never-ending bonds we form. We just love a great story in a piece of jewelry. The Circle of Life ever continues, just as your necklace will remain timeless no matter what the trends of tomorrow. The dimensional, in-and-out circle setting is tarnish-free .925 sterling silver and contains 38 DiamondAura for a total carat weight of 1-3/4. The fine rolo chain is also .925 sterling silver and is 18" long.