Rare Art Deco 14K yellow gold pierced and carved filigree ring featuring a round brilliant cut diamond weighing 1.10 carats set in a white gold head. The diamond is new, measures about 7mm. and has I-1 clarity with color of J. The ring fits a size 6 1/4 finger, weighs 1.3 dwt. and dates circa 1920-1930s.