Citigroup analyst Mark Mahaney thinks Blue Nile (NILE) is underpriced, noting cheaper diamond...

|About: Blue Nile, Inc. (NILE)|By:, SA News Editor

Citigroup analyst Mark Mahaney thinks Blue Nile (NILE) is underpriced, noting cheaper diamond prices give the online retailer more price flexibility, enhanced by its "deep competitive moats." Raises shares to Buy with price target of $50. NILE +8.9% to $41.39.