Peacham is a one-of-a-kind antique late Victorian cocktail ring made from 12k yellow gold centering a deep and moody rectangular Cushion Cut green tourmaline weighing approximately 5.69cts. The substantial center stone is bordered by a halo of platinum bezel set round Single Cut diamonds with a total weight of .52ct, graded I-J color and SI clarity.  The diamond border on this magnificent halo ring is set high on top of an enclosed yellow gold basket with a detailed linear design on the shank.