Davide Campari-Milano, the Italian distiller, agreed to buy French cognac maker Grand Marnier in a deal that values the family-owned company at €684 million, adding more high-end spirits to its portfolio.

DAVIDE CAMPARI-MILANO, the Italian beverage maker known for its bittersweet red aperitif, said first-half profit rose 2.5% after drinkers bought more Glen Grant whiskey and Skyy vodka.