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
Early 20th century ruby and diamond line bracelet by Boucheron, Paris c.1915, alternating trios of French cut diamonds and rectangular cut Burma rubies,
Late 18th century garnet collet suite, c.1800, comprising a necklace with pendant; pair of bracelets; pair of pendant earrings; a coronet shaped brooch converting to hair comb; three line brooches; a round cluster brooch and a twin circular cluster fastener jewel,