Buy a lock and attach it on the dairy.
Yes, Anne Frank's original diary did not have a lock on it. She later received a diary with a lock as a gift.
go to a jewelry store
a diary
the lock-in
A combination lock is not the same as a padlock. A combination lock could be in a padlock. A padlock can use different lock mechanisms, including a combination lock.
You use Velcro and make it where you want it to go....no harm no foul!
you can use a bobby pin or take the lock of by pulling of rip it from the other side
the lock-in
it cost around 15.00$
If it is the typical cheap lock and key that come with 90% of the diaries out there, you can pick up the diary and slam the lock on the corner of a coffee table or counter and it will pop right open. It doesn't damage it so you can lock it right back. This is why I always replaced mine with a master lock as a teen.
It is illegal and unethical to pick a lock that you do not own or have permission to open. If you have lost the key to your diary or forgotten the combination, it is best to contact a locksmith for assistance. Remember that respecting others' privacy is important.