A pair of natural pearl and diamond earrings, circa 1950. Estimate £20,000 - 30,000 '€27,000 - 41,000). Photo: Bonhams.

The drop-shaped pearls, measuring 10.4 x 16.5mm and 11.2 x 16.2mm, with baguette and single-cut diamond cap, suspended from a brilliant-cut diamond quartrefoil with similarly-cut diamond surmount, diamonds approximately 0.80 carat total, length 3.3cm

Accompanied by a report from GCS stating that the pearls are natural, saltwater. Report number 5775-2403, dated 8 July 2015.

Bonhams. FINE JEWELLERY, 24 Sep 2015 12:00 BST - LONDON, NEW BOND STREET