A Victorian pearl and diamond cluster pendant

A Victorian pearl and diamond cluster pendant, the iridescent grey/black button shaped pearl is set within a surround of ten cushion shaped diamonds in silver and gold. Suspended from a gold bale set with four smaller diamonds, the pearl is 9.6mm diameter. The pendant 1.9cm. With certificate 128227 dated April 2008 from the Gem Testing Laboratory of Great Britain stating that the pearl weighs 6.30cts and is natural with no sign of treatment.