Rare blue diamond aims for record price at Geneva auction
By Marie-Noëlle Blessig, AFP A dazzling blue diamond once owned by mining magnate Philip Oppenheimer could fetch a record sale price Wednesday, with auction house Christie’s hoping it tops the staggering $48.4 million mark set last year. Event photo courtesy of Nasdaq The 14.62-carat “Oppenheimer Blue” is the largest stone in the exceptionally-rare Fancy Vivid Blue category ever to go under the hammer, according to Christie’s, which has valued the gem between $38 million (34 million euros) and $45 million. Читать дальше...