18K ROSE QUARTZ CABOCHON & DIAMOND RING: 18K yellow gold ring contains one oval cabochon cut rose quartz. WEIGHT: 16.50 Ct. Approx. 14 round single cut diamonds. WEIGHT: .25 Ct. Approx. Rated VS in clarity and H-I in color. The quartz is bezel set. The diamonds are prong set. Mounting weight: 6.4 grams. Size: 8.5