women of Spain , 42 , attended conference at science museum , CosmoCaixa . She gave speech at congress of 2nd congress of uncommon diseases . Wore silk blouse , nude heels and blouse with matching buttons .
Queen of Spain , 42 , attended conference at science museum , CosmoCaixa . She delivered speech at opening of 2nd congress of uncommon diseases . Wore silk blouse , nude heels and accessorised with woven clutch .