Hook-on Watch Clock/Calendar Simple Compass Carabiner-type hook Size: Approximately 5.5 x 10 cm Please note that there may be slight variations due to amateur measurements. This is a new, unused item, but it has been stored away for a long time. There is no box. Please be aware that the operation has not been confirmed. Please purchase only if you are not concerned about these points. No returns, refunds, or exchanges (3N) are accepted. Thank you.