Lot 309. A fine antique diamond riviere, circa 1870. Estimate £40,000 - £60,000 ($78,840 - $118,260). Price Realized £90,000 ($177,390).Photo Christie's Image Ltd 2006

Comprising forty-six graduated old-cut diamond collets, mounted in silver and gold, circa 1870, 36.9 cm. long, in original fitted case. 

Christie's. IMPORTANT JEWELLERY, 6 December 2006, London, King Street