Old European Cut (OEC) Diamond Ring with .56 Carat solitaire diamond. The Filigree is 18K white gold and in very good condition. The rings features a heart cut-out motif on each side of the diamond. The OEC Diamond measures 5.2mm or .56 Carat. These diamonds have the point of the culet cut off as the view of the time was that it let in more light to the diamond. If you look underneath the ring at the diamond, you will see that. The diamond is very clean and estimated at H color and SI2 clarity.