Lot 365. Important sapphire and diamond demi-parure. Estimate 240,000 — 435,000 CHF (219,340 - 397,553 EUR). Photo Sotheby's

Comprising: a necklace composed of step-cut sapphires within frames of brilliant-cut diamonds, alternating with diamond cluster links, the front highlighted with pear-shaped sapphire and brilliant-cut diamond pendants, length approximately 470mm, French assay marks; and a pair of ear clips, each surmount of cluster design set with brilliant-cut diamonds, suspending a pear-shaped sapphire stated to weigh 9.22 and 9.84 carats respectively, within a frame of brilliant-cut diamonds, French assay mark. 

Accompanied by SSEF report no. 84958, stating that four sapphires are of Burmese origin, six are of Ceylon origin, and six are of basaltic deposit, twelve with no indications of heating and four with indications of heating. 

Sotheby's. Magnificent Jewels and Noble Jewels, Geneva, 17 May 2016, 10:00 AM