200 FAQ On Muslims Belief by Hafiz Ibn Ahmed Al Hakami

A--- Some of the earlier scholars viewed this to be permissible, but most of them do not. Among those who forbade it were' Abdullah Ibn 'Akim, 'Abdullah Ibn 'Amr, 'Abdullah Ibn Mas'ud and his companions. This view is the proper one, because the prohibition of wearing necklaces was general. In addition, they viewed this to keep the honor of the Glorious Qur'an and not to let those who are impure to carry or even touch it or part of it, and in order not to be taken as a pretext to wear other things.