Mumbai, Nov. 14 -- OPEC noted that its precious metals index advanced by 11.4%, m-o-m, in October, supported by price rallies across all select precious metals, and was up 51.2%, y-o-y. Gold prices rose for a third consecutive month, increasing by 10.7%, m-o-m, in October. Prices rallied on the back of strong safe-haven flows driven by geopolitical risk. Expectations of a more dovish US Fed path and ongoing central bank net purchases of gold also contributed to the rally. Prices were up by 50.9%, y-o-y. Silver and platinum prices rose by 15.5% and 12.6%, m-o-m, respectively, in October. Both metals benefited from broad investor interest in precious metals during the period. Some strengthening in industrial demand also contributed to price r...