A Turn of the Century aquamarine, diamond and pearl pendant

A turn of the 20th Century aquamarine, diamond and pearl pendant, the oval-cut aquamarine weighing approximately 6.7 carats, claw-set to the centre of a rose-cut diamond cluster surround within an old-cut diamond and pearl-set frame with diamond-set ribbon on top and pendant loop, all to a yellow gold mount, circa 1900.