It is narrated from Sayyiduna Sahl bin Sa'd (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever would like to put two bracelets of fire on his child, let him put a bracelet of gold on him. But as for silver, play with it as you wish."
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 5790