LONDON, Aug 21 (Reuters) - Arabica coffee futures on ICE settled at a fresh 2-1/2-month high on Thursday as roasters looked to secure alternative supplies following a 50% tariff on U.S. imports from top producer Brazil.
COFFEE
* Arabica coffee futures KCc2 rose 3.3% to $3.65 per lb, the highest since June 10.
* The market has been supported by a drop in certified exchange stocks as roasters look for other sources of supply.
* Dealers noted that exchange stocks stood at 736,099 bags as of August 20, down 474 bags from a day earlier, although above a recent low of 726,661 bags set on August 14.
* Robusta coffee LRCc2 gained 2.7% to $4,520 a metric ton, the highest closing price since May 29.
* Coffee prices in Vietnam continued to inch up this week due to a scarcity of beans, while heavy rainfall in Indonesia likely hurt the growth of coffee cherries, traders said on Thursday.
SUGAR
* Raw sugar SBc1 fell 1.3% to 16.35 cents per lb.
* The lowest price offered in an international tender from Pakistan to buy 200,000 metric tons of sugar on Thursday was believed to be $560 a metric ton cost and freight included (c&f), European traders said in initial assessments.
* White sugar LSUc1 lost 1.4% to $482.60 a ton.
COCOA
* New York cocoa CCc2 fell 2.6% to $7,650 a ton.
* Dealers said the market was keeping a close watch on U.S. tariff developments with talk that cocoa from Ecuador could be exempted from the 15% rate for the South American country.
* London cocoa LCCc2 fell 1.8% to settle at 5,359 pounds per ton.