Lot 440 , An Edwardian diamond brooch, early 20th century

An Edwardian diamond brooch, early 20th century, centring on a diagonal line of three circular-cut diamonds totalling approximately 1.00 carat, to a bar brooch set with rose-cut diamonds, each end terminating in a smaller circular-cut diamond, mounted in gold and platinum, length 5.5cm
£500-700