A late 19th century micromosaic pendant necklace

A late 19th century micromosaic pendant necklace
The fine micromosaic perching dove within a blue foliate and floral background, its openwork ropetwist gold and similar micromosaic surround with granulated and star detail, to an articulated tassel and detachable fancy-link chain, circa 1860, lengths: necklace 38.4cm., pendant 5.5cm