Harry spins the ring on his pudgy right ring finger as he leaves the bank. A loan from Griphook; a goblin-made glamour to hide his scar and make his eyes appear brown. Griphook understood his obvious wish for discretion and Gringotts always accommodates their clientele to the best of their ability. As long as Harry returns it to its rightful owners once it’s no longer needed, he is free to use it as he pleases.