A diamond may be a girl’s best friend, but Blue Nile isn’t: Shares sink more than 20 percent as CEO calls Q4 results ‘disappointing’ by Madeline Vuong on February 11, 2016February 11, 2016 at 10:35 am Shares of Blue Nile, the Seattle online diamond and jewelry retailer, are down more than 20 percent in Thursday morning trading after the company posted “disappointing” Q4 results, according to CEO and President Harvey Kanter.… Read More