An Art Deco mother-of-pearl, diamond and gem-set chinoiserie desk clock, by Lacloche Frères. Photo Christie's Image Ltd 2013

The rectangular dial with mother-of-pearl chinoiserie floral and bird decoration enhanced by carved coral, applied rose-cut diamond Arabic chapters and pavé-set diamond hands, to the black laquer case, rose quartz surmount with carved agate crown and blue enamel floral panels, on carved rose quartz dogs (accidents) and blue enamel floral pilars, the black laquer base with six rose quartz feet, mechanical movement, circa 1925, height 15.5 cm. Signed Lacloche Frères, dial decoration with the signature of Vladimir Makovsky. Estimate:  $66,690 – $88,919

THE PROPERTY OF THE ROYAL FAMILY OF SAVOY