with six graduating pointed petals, each featuring a principal cushion cut sapphire to a diamond cluster ground, around a single stone diamond collet stamen, a tapering diamond line stem below, open set in silver and goldLength 4.8cm / 1 7/8''Weight: 16.5g
19th century emerald and diamond openwork scroll knot brooch, French c.1880, the central upright figure-of-eight set with cushion cut diamonds, entwined by a looping line of rectangular cut emeralds, open set in gold, French gold assaymark and partial workship mark to pin, pendant hooks to verso, approximately 3.45cts diamonds in all, approximately 6.00cts of emeralds