Lafarge Nigeria unit H1 pretax profit up 19 pct

LAGOS, July 31 Tue Jul 31, 2012 8:59am EDT

LAGOS, July 31 (Reuters) - Lafarge's Nigerian unit, Wapco, said on Tuesday its half-year pretax profit rose 19 percent year-on-year to 12.18 billion naira ($76 million), lifting its shares almost 2 percent.

But turnover at the local unit of the world's largest cement maker fell to 46.34 billion naira during the period, from 62.50 billion naira a year ago, it said in a filing with the Nigerian Stock Exchange.

Wapco shares rose 1.7 percent to 44 naira at 1238 GMT.

($1 = 160.70 naira) (Reporting by Oludare Mayowa; Editing by Mark Potter)