This exquisite antique Edwardian side stone ring made with platinum and 18 karat yellow gold. The centerpiece of the ring is a stunning marquise-cut natural diamond weighing 4.39 carats. It is flanked by two smaller natural diamonds on either side, each weighing 0.18 carats with H/I color and VS2 clarity. The shank is made of yellow gold and features 8 prongs holding the center diamond in place.  The fancy yellow diamond color adds a touch of uniqueness to this magnificent piece of jewelry and is the perfect adornment for anyone who appreciates rare and historic jewelry.