Express your affection in the most dazzling way with this lab-grown diamond infinity necklace from the unstoppable love collection. Sterling silver at the center, a round-cut lab-grown diamond, artfully set to enhance size and sparkle, moves and sparkles from every angle the infinity symbol frame shimmers with round-cut lab-grown diamonds total lab-grown diamond weight is 1/2 carat independently certified 17- to 19-inch adjustable curb chain; lobster clasp