Rare very small Omani silver Ibra Hirz has a central loop to thread it onto a rope. Very old hirzs with gild. This type of small Hirz was used for a child. Filled with resin. However some damage to the top. The Koran-boxes are sometimes filled with a Koran text and or a resin to prevent it from denting. Measures 5 by 3,5 cm. Weight 30 grams.