The one on the left with the blue border, approximately 3.5 cm in diameter. ...Acquired at an event. The red wax seal style one on the right, approximately 3 cm in diameter. ...Received via Mercari. *These are vintage items, so there are some scratches, but there is no damage to the metal parts. *The second photo shows the back of both items in the first photo's orientation. Thank you for looking.