An 18 Karat Yellow Gold, Diamond and Dyed Chalcedony Brooch, David Webb, in a geometric knot link motif with hammered finish, containing one cushion shape cabochon cut dyed green chalcedony measuring approximately 19.74 x 14.90 mm, flanked by two baguette cut diamonds weighing approximately 1.16 carats total and 106 round brilliant cut diamonds weighing approximately 2.88 carats total, brooch measures approximately 70.00 x 68.00 mm.Stamp: David Webb 18K.Accompanied by a black case signed DAVID WEBB. 51.40 dwts.