This breathtaking "Tiffany & Co" platinum and diamond engagement ring has been excellently preserved. The crown jewel of this ring is a 1.65ct old european cut diamond (G - VS1) held securely in place by six prongs. The head and shoulders of the ring are adorned in filigree work and mil-graining accented with eighteen additional single cut diamonds (.20 cttw - F-G VS1). Currently a size 5 1/4, the ring is not stamped but has been tested purity. It is stamped "Tiffany & Co" inside the band. 2.6 DWT.