Gold fell 285 rupees, to 23,160 rupees per ten grams at Delhi's bullion market, on Friday, on sluggish demand at existing high levels, amid a weak global trend. Silver tumbled 1,500 rupees, to 57,400 rupees per kilo. In the global markets, gold dropped 5 dollars, to 1,586 dollars an ounce. Silver slipped 1 percent, to 39 dollars an ounce. Both the precious metals fell after European leaders agreed on a multi-billion euro rescue package for Greece.