The classic journey circle necklace is reimagined in a modern silhouette—reminiscent of a star-filled sky—with a scattering of shimmering graduated lab-grown diamonds for otherworldly sparkle. 10k white gold lab-grown diamonds graduate in size around the circle frame inside, a star-shaped dangle also glimmers with round lab-grown diamonds f colour/vs2 clarity 1 ct. T. W. Of lab-grown diamonds 17. 0-inch cable chain with 2. 0-inch extender; lobster claw clasp from the stellar star collection exclusive to zales