An assorted group of shell items, 20th century comprising a pearl oyster shell caviar serving bowl, with three half mother-of-pearl plates and a knife, a brown lip abalone bowl, two salt and pepper sets (one souvenir conch shell 'Hayman Island' and one abalone crafted), a vintage cameo carved tiger cowrie shell pendant, a Japanese composite musicians clam shell, and a carved ashtray (14 items), diameter: 17.5 cm and smaller