An emerald, ruby, pearl and enamel plaque, late 19th/early 20th century, designed in the Renaissance

An emerald, ruby, pearl and enamel plaque, late 19th/early 20th century, designed in the Renaissance Revival style, centring on a cluster of step-cut emeralds and cushion-shaped rubies, to an elongated plaque composed of abstract scroll work and foliate motifs applied with multicoloured enamel accented with pearls, mounted in silver gilt, length 9.6cm