Lot 254. A sapphire and diamond brooch by Jean Vendome, circa 1990. Estimate £3,000 - 4,000 (€3,500 - 4,700). Photo Bonhams.

The brooch composed of linear striations highlighted with clouds of brilliant-cut diamonds and terminating in an oval-cut sapphire, diamonds approx. 1.10cts total, maker's mark, French assay marks, length 6.4cm 

Bonhams. JEWELLERY, 15 Jun 2016, LONDON, KNIGHTSBRIDGE