A grey and white uniform South Seas cultured pearl necklace,...

A grey and white uniform South Seas cultured pearl necklace, each pearl of approx 1.1cm diameter, with 18ct white gold and diamond set clasp, length 48.5cm, another similar necklace, the unmarked clasp set with a single brilliant cut diamond, 45cm long, and a pair of similar ear studs, with 18ct yellow gold posts. (4)A grey and white uniform South Seas cultured pearl necklace, each pearl of approx 1.1cm diameter, with 18ct white gold and diamond set clasp, length 48.5cm, another similar necklace, the unmarked clasp set with a single brilliant cut diamond, 45cm long, and a pair of similar ear studs, with 18ct yellow gold posts. (4)

These are in good condition overall.