A Renaissance Revival emerald, ruby and pearl pendant

A Renaissance Revival emerald, ruby and pearl pendant, set with a central step-cut emerald surrounded by square-shaped emeralds and cabochon rubies in yellow gold suspending pearl drops and enamelled to the reverse, below a black enamel ribbon motif set with a square-shaped emerald in yellow gold, to a fine chain yellow gold necklace, overall pendant length 4.3cm, chain length 64cm, pearls untested, central emerald and enamel chipped