Here is a wonderful antique 18k white gold engagement ring from the Edwardian period. The ring features a stunning EGL certified old mine cut diamond that weighs 1.37ct. The color of the diamond is K with SI1 clarity. The center diamond is flanked by sparkling round and marquise cut diamond accents. The ring has fabulous open work with milgrain and engravings throughout. The size of the ring is 6 but it can be resized. Accordingly, the UGS 2013 appraisal value of the center stone is amounting to US$ 12,000.00.