Lot 473. A pair of gem-set 'shield' earrings, by JAR. Estimate CHF 180,000 - CHF 220,000 (USD 180,681 - USD 220,832). Price realised CHF 324,500. © Christie's Images Ltd 2017 

Of bombé oval design, each centering a circular-cut sapphire to the paraiba tourmaline, sapphire, tsavorite garnet, amethyst, grossular garnet, emerald and peridot surround, within a circular-cut diamond frame, 1992, 3.8 cm, with French assay marks for silver and gold, in pink JAR'S case. Signed JAR Paris. 

Christie's. Magnificent Jewels, 14 November 2017, Geneva