The Arabica coffee futures market experienced a devaluation of its main contracts on the New York Stock Exchange on Friday, while conilon opened on the positive in London. The upcoming harvest in Brazil, along with favorable weather conditions, is putting downward pressure on international coffee prices. In Brazil's domestic market, coffee prices for key producing areas saw devaluations, with arabica coffee type 6/7 falling by 1.85% in Poços de Caldas/MG.