with shaped openwork panels formed of graduating scrolls with bud like terminals, emanating from a central principal cushion cut diamond, echoed by a smaller cushion below suspending elongated cushion cut diamonds in pear shaped mounts, from trefoil scroll and collet cluster tops, partially open cut down collet set in silver and gold with old mine and cushion cut diamonds Length to top of fittings 5.8cm / 2�''
Width 3.2cm / 1�'' Weight: 17g
Early 20th century emerald and diamond panel brooch, English c.1915, probably by London & Ryder, of garland style, the openwork hexagonal panel centred by a trio of oval cabochon emeralds,
Art Deco sapphire and diamond bow brooch by Mauboussin, Paris, the openwork centre of buckle design featuring an oblong cushion cut sapphire of approximately 1.25ct,