Modern Elegance. This beautiful diamond pendant features a simple highly polished circle accented with a solitaire diamond of your choice. Just select a clarity and watch as the price changes instantly. The round brilliant-cut diamond, total weight 0.08ct, is tension set in platinum or 18k gold. Choose from 3 colors of gold: white, yellow or pink. Look from the side view and you ll notice that the cable chain slides gently through the pendant.