Art Deco Sapphire & Diamond Target Ring rock crystal they are thought to have

they are thought to have been first brought to Europe in great numbers from Sri Lanka [Ceylon] by the Dutch East India Company in the 17th Century

Aside from the obvious visual appeal

This rare antique signet ring is

which in this case has been is inlayed onto the silver base links

Art Deco Sapphire & Diamond Target Ring rock crystal they are thought to haveDATE: Art Deco, c. 1930 An incredibly stylish Art Deco Target Ring, set with a two halo clusters of gemstones blue sapphire and white diamond around a central old cut diamond, itself weighing a little over half a carat. The diamonds are bright, displaying excellent flash and sparkle, while the sapphires have a great vivid blue colour. The ring is modelled in platinum throughout, with diamond set shoulder accents and a finely pierced gallery allowing