Richemont turns lower after report on De Beers talks
** Shares in Richemont CFR.S turn briefly lower after a media report that the Swiss luxury group was in talks to join a bidder to buy diamond miner De Beers
** Bloomberg News reported, citing five people familiar with the matter, that Richemont and US retailer Signet Jewelers SIG.N are in talks to join a consortium to buy De Beers
** Richemont did not immediately respond to request for comment
** Stock down as much 1.1%; up 0.3% as of 0914 GMT