A Kashmir sapphire has just sold at Adam's for €550,000. It was originally going to go to auction for just €8,000-€12,000, before they realised it was special.

Important fancy-colored diamonds and Kashmir sapphires led Christie’s December 6 Magnificent Jewels auction in New York. The sale of approximately 157 lots achieved more than $38.1 million ...

Ring with rare Kashmir sapphire and diamonds whose estimate rose from €8,000-€12,000 to €150,000-€200,000 when the gemstone's origin was verified . Sylvia Thompson.

An extremely rare Kashmir sapphire has sold at auction in Dublin for €550,000 – the “highest price ever seen” in Ireland for a gem of its kind and almost 70 times its original estimated value ...