Antique Emerald and Diamond Pendant\/Brooch prong-set with a cabochon emerald measuring approx. 18.80 x 14.75 x 8.15 mm framed by old mine-cut diamonds and yellow diamonds approx. total diamond wt. 3.50 cts. suspending a detachable emerald drop measuring approx. 16.75 x 14.10 x 11.10 mm rose-cut diamond accents silver-topped gold mount.