18 kt yellow gold emerald and diamond ring. This beautiful ring contains a square shape natural emerald with a weight of 1.03 Ct. On each side of the emerald is a trillion cut natural diamond with a total weight of 0.45 Ct. The diamonds are rated F color and SI1 clarity. The top part of the ring measures 7.5, and the shank measures 2.3 MM. The finger size of the ring is 6.5.