  An 18 Karat Gold, Molded Glass and Enamel Ring, René Lalique, France    Designed as a greenish blue glass face of Medusa, with blue and green enamel scales applied to the snake, gross weight approximately 10 dwts,&amp;nbsp;size 8,&amp;nbsp;signed Lalique,&amp;nbsp;with French maker's mark;&amp;nbsp;circa 1900.     Estimate : USD 15,000 —&amp;nbsp;20,000 &amp;nbsp; LOT SOLD  SEPTEMBER 2016 . &amp;nbsp;USD 322,000 (Hammer Price with Buyer's Premium) -  Photo Courtesy of Sotheby's   