A collection of jewellery

A collection of jewellery, comprising: two cultured pearl necklaces, one composed of two graduated strands, the other of a single strand, both with pearls measuring approximately 7.4mm; to silver clasps, lengths 46.5cm and 58cm; a cultured pearl and synthetic ruby necklace, the strands of pearls interspaced by gold links set with seed pearls and synthetic rubies, length 40cm; an emerald and cultured pearl pendant in yellow gold, length 6cm, one pearl lacking; a yellow gold ring set with a blue stone, size H 1/2; a white gold ring set with a blue stone within a surround lacking stones, size G 1/2; and three loose amethysts