Art Deco Diamond Engagement Ring, Old Euro 0.82ct

Centering an Old European cut diamond weighing app. 0.82ct. (F-G color, VS2 clarity) in a four prong mount, framed and flanked by 22 Single cut diamonds weighing app. 1.00ctw., in an east west design with graduated stepped shoulders, fashioned in platinum. Circa 1935. EGL US312863901D. Size 4.