Lot 147. An Art Deco platinum, diamond and enamel pocket watch, by Cartier. Estimate GBP 4,000 - GBP 6,000 (USD 5,312 - USD 7,968). © Christie's Images Ltd 2017

The circular dial with engine turned linear detail, triangular baton hour markers, the chapter ring with applied rose-cut diamond Roman numerals to a black enamel and case back, some chips to enamel, the band inset with a line of single-cut diamonds, to a single-cut diamond triangular suspension loop, case 46mm, with French marks, in maker's case. Dial signed Cartier, pendant loop no. 03202 

Christie's. Important Jewels, 29 November 2017, London