EDWARDIAN PLATINUM AND DIAMOND SHAPED OBLONG BROOCH. Old European cut diamond weighing app. .60 ct. centered by row of eight graduated round diamonds surounded by 48 smaller round diamonds in pierced openwork setting. Total of 57 diamonds together weighing app. 2.82 ct. Detailed appraisal information available. - L: 2 1/2 in. Estimate $2,000-3,000