The classic seven-stone band is reimagined in a modern silhouette—reminiscent of a star-filled sky—with shimmering graduated lab-grown diamonds for otherworldly sparkle. 10k yellow gold 3/8 ct. Lab-grown diamond center 4. 35mm width certified lab-grown diamonds; f color/vs2 clarity includes certification card 1 ct. T. W. Of lab-grown diamonds from the stellar allure collection exclusive to zales