A collection of gold and silver jewellery, 19th century and later

A collection of gold and silver jewellery, 19th century and later, comprising: a turquoise five stone ring in gold, size K 1/2; a pair of turquoise wreath earrings in yellow gold, one set with paste, one set with a diamond, silver screw fittings; a diamond and seed pearl arrow brooch in silver and gold, length 5.9cm; an Edwardian diamond bar brooch set with three diamond clusters in platinum and gold, length 7.5cm; and a pair of paste-set silver cruciform earrings, case