A fine Victorian emerald and diamond pendant, late 19th century, designed as a cluster set with a

A fine Victorian emerald and diamond pendant, late 19th century, designed as a cluster set with a step-cut emerald weighing approximately 4.00 carats, within a border of circular-cut diamonds, suspending a detachable pendant composed of knife wire linking set with circular-cut diamonds, to a drop-shaped cluster set with a pear-shaped diamond within border of circular-cut diamonds, mounted in silver and gold with later rhodium plating, length 6cm, chain length 37cm, emerald and diamond cluster detachable,

A verbal report from GCS states that the emerald is of Colombian origin, with indications of moderate clarity enhancement