An important diamond and coloured diamond necklace and diamond and coloured diamond necklace and bracelet suite. Photo Philips de Pury & Co

Comprising a necklace designed as a graduating slightly bombé bib composed of brilliant and fancy-cut diamonds of various hues including orange, yellow, brown, pink and white, length 43.5 cm, total diamond weight approximately 189.0 carats; accompanied by a bracelet of similar design, length 18 cm, total diamond weight approximately 25.48 carats. ESTIMATE £280,000-380,000 - Unsold

PROVENANCE Please note that the diamonds have not been tested for natural colour.

Philips de Pury & Co. Jewels. 1 june 2011. London www.phillipsdepury.com