Gold, enamel and diamond cigarette case, Cartier, circa 1915. Photo Sotheby's

The case of rectangular form applied with a royal blue and white enamel border, decorated at the centre with an enamelled miniature depicting a spray of flowers and two birds, framed by rose-cut diamonds, the thumb piece set with similar stones, opening to reveal a compartment, measurements approximately 80 x 55 x 11mm, signed Cartier Paris, Londres, New York, French assay marks. Estimate: 5,000 - 7,000 CHF. Unsold

Sotheby's. Magnificent Jewels and Noble Jewels And A Celebration of Taste and , Magnificent Jewels from a Private Collection. Geneva | 12 May 2009 - www.sothebys.com