of symmetric form, centred by a principal cushion cut diamond, the navette shaped petals each with a graduated five stone open middle to a border of graduating smaller diamonds, partially open to the cut-down collet setting in silver of old cushion and old European cuts, later brooch fittingWidth 4.6cm / 1 13/16''Weight: 16g
Early 19th century graduated vari-coloured gem set collet necklace, c.1830, including emeralds, rubies, sapphires, garnets, pearls and other gemstones,