This is a wonderful platinum engagement ring from Edwardian era. The ring is centered by a wonderful EGL certified old mine diamond that weighs 1.33 carats. The color of the diamond is E-F with SI3 clarity. The center stone is accentuated by smaller round cut diamond that weighs approximately 0.25ct. The color of the diamond is G with VS clarity. The size of the ring is 5 3/4 but it can be resized. The ring shows indication of a platinum metal and is stamped PLAT. According to the Universal Gemological Services or UGS the appraisal value of the center diamond is worth US$11,000.00.