This is an original rare antique circa 1920's Art Deco 18K white gold setting with beautiful princess cut natural Diamond at the center, accompanied by AIG paperwork. The ring shows an outstanding 18 karat white gold cast, carved and filigree ring stamped 18K. The center stone is princess cut measuring 4.35 x 4.15 x 3.12mm with a weight of 0.52 carats having a color of L with faint brown secondary color and I1 clarity. Also set with two single cut antique diamonds SI1 clarity to H-I color and 0.05 carats. Has a size of 6 US total weight of 2.37 grams. Comes with an AIG (American International Gemolgists, a GIA graduate gemologists # 000715287046) gemology and appraisal report which confirms the above info and gives a value of $1,985.00.