Lab Grown Tallula Three Stone Diamond Engagement Ring - 18K White Gold. Two shining diamonds rest at either side of the center stone in this classic, sophisticated six prong setting. Heirloom Three-stone Platinum Jewelry, Elegant Three Stone Lab-grown Diamond Rings, Timeless Three-stone Platinum Jewelry, Timeless Three-stone Jewelry With Lab Grown Diamonds, White Three-stone Lab Grown Diamond Jewelry, Three Stone Diamond Rings Engagement, Three Stone Diamond Ring, Three Stone Diamond, Engagement Rings Platinum