A BELLE EPOQUE DIAMOND AND RUBY PENDANT NECKLACE

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A BELLE EPOQUE DIAMOND AND RUBY PENDANT NECKLACE
Suspending a pear-shaped diamond, weighing approximately 3.76 carats, within a single-cut diamond foliate wreath, decorated with calibré-cut ruby ribbon detail, topped with a single-cut diamond bow, centering upon a collet-set ruby, from the fine link platinum neckchain, spaced by collet-set diamonds, mounted in platinum and gold, circa 1910, 17 ins.
With report 12128820 dated 1 August 2002 from the Gemological Institute of America stating that the diamond is G color, SI1 clarity