An Art Deco natural pearl and diamond brooch, early 20th century, designed as an elongated openwork

An Art Deco natural pearl and diamond brooch, early 20th century, designed as an elongated openwork bow, set with circular-cut and single-cut diamonds and a drop-shaped natural pearl measuring approximately 11 x 6 x 6.mm, mounted in millegrain-bordered platinum, length 6.7cm, fitted case stamped Goldsmiths & Silversmiths Company

Provenance: Miss Daisy Henley, Mount Ephraim, Tonbridge Wells, Kent

A verbal report states that the pearl is natural saltwater