A ring of gold and light blue, black and white enamel, a cushion cut sapphire with on both sides a diamond, in neo-renaissance style, signed C.G. for Carlo Giuliano, London, ca 1890. In original case by Guichard.

A ring of gold and light blue, black and white enamel, a cushion cut sapphire with on both sides a diamond, in neo-renaissance style, signed C.G. for Carlo Giuliano, London, ca 1890. In original case by Guichard.

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