Art Deco Openwork Platinum and 14K Gold Plaque Lavalier

An Art Deco openwork plaque lavalier with bead-set rose-cut diamonds and a millegrained center old European-cut diamond, set in platinum and 18K yellow gold. Circa 1920.

• Center diamond:  0.20 carats 
• Accent diamonds:  0.05 total carat weight, I-J color, VS1-SI1 clarity 
• Length: 16 inches with a 2 inch drop