Belle Epoque Platinum, Gold, Pearl, Diamond and Ruby Pendant with Platinum and Pearl Chain Necklace. Photo courtesy Doyle New York.

The chain spaced by 26 pearls approximately 4.0 to 3.5 mm., suspending an openwork rose-cut diamond-set circular pendant of floral and garland design, centering 5 pearls approximately 4.5 to 4.2 mm., edged by 24 round rubies approximately 3.00 cts., circa 1910, one rose-cut diamond missing, approximately 13.8 dwts. Length 16 inches. Estimate $6,000-8,000 

Doyle New York. Important Jewelry. Wednesday, September 25, 2013 at 10am - http://www.doylenewyork.com