of open tram-track design collet set with six graduated circular cut diamonds spaced by oval cabochon rubies, between two lines of diamond collet chains, mounted in platinum and 14ct yellow gold, signed 'Koch' and 585 Lengths 18cm / 7'' and 16.5cm / 6�'' Weight: 37.5g
Pair of diamond and emerald palmette double clip brooches forming a bracelet by Cartier, Paris, the clips converting to form the centre of a three row cultured pearl bracelet,
Late 19th century ruby and diamond line bracelet, c.1890, formerly belonging to the Royal House of the Bourbon Parma family, with eight graduated cushion cut Burma rubies alternating seven old round brilliant and cushion cut diamonds,