The juxtaposition of a 10.47ct blue briolette diamond with a 4.22ct old-mine Colombian emerald adds drama Graff's Le Collier Bleu de Reve necklace, which has been created especially for the Biennale des Antiquaires.

The juxtaposition of a 10.47ct blue briolette diamond with a 4.22ct old-mine Colombian emerald adds drama Graff's Le Collier Bleu de Reve necklace, which has been created especially for the Biennale des Antiquaires.

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