Ruby, pink diamond and diamond ring, 'Caresse D'Orchidées', Cartier - Sotheby's.  

Designed as an orchid, set at the centre with an oval ruby, the petals and shank pavé-set with brilliant-cut pink and near colourless diamonds, size J, signed Cartier and numbered, partial French assay marks, accompanied by case and box stamped Cartier. Estimate: 7,000 - 9,000 GBP

Accompanied by Cartier certificate of authenticity.

Sotheby's. Jewels. London | 11 Apr 2013 www.sothebys.com