This is the classic Tiffany Setting ring, a lovely diamond and platinum solitaire. The round brilliant cut diamond weighs 1.67cts and is GIA certified with D color and VVS2 clarity. The D color grade represents the highest most pure color grade issued by GIA. This diamond is completely colorless. The inside of the band is stamped Tiffany & Co. This gorgeous diamond ring is a perfect engagement ring for the discerning couple.