Art Deco Platinum and Diamond Three-stone Ring, Gattle, prong-set with three old European-cut diamonds weighing approx. 1.29, 1.87, and 1.31 cts., the scrolling shoulders bead-set with eight old single-cut diamond melee, engraved highlights, open gallery with millegrain accents, approx. total diamond wt. 4.55 cts.