An Art Deco nephrite, jadeite and coral desk clock, by Cartier. Photo Christie's Image Ltd 2014.

The pierced jadeite dial over a kingfisher feather ground, with black enamel oriental design hands and coral center, to the square nephrite jade case with applied gold Roman numerals and ribbed coral corner accents, to a gilt reverse and strut support, 1931, 8.9 cm. Signed Cartier, no. 2875. Estimate CHF60,000 – CHF80,000 ($68,252 - $91,003)

Provenance: Christie's London, 12 December 2012, lot 336.

Christie's. GENEVA MAGNIFICENT JEWELS, 14 May 2014, Geneva - http://www.christies.com/