Throne
The throne is of the indo-persian, pierced
      type
      . The throne is attached with a integrated base. The front
      bears an inscription. The 
back is
      decorated with embossed foliate pattern.
      
      Markings:
      
        
          | Content | Translation | Notes | Type | 
        
          | وسع كرسيه السماوات والأرض | His throne extends over the heavens and the
          earth. |  | Qur'anic verse | 
      
      
      
      
      Ring
The ring is of the simple, round cross-section
      type (i.e. simple plain ring made from a round rod or piece
      of metal).
      
      
      Shackle
Shackle of the omega type (i.e. Ω-shaped
      shackle). . 
      Mater
The mater and limb are of one-piece
      construction. The tab that holds the plates stationary is
      located at the bottom of the instrument, i.e., 180° from the
      throne. Scales on the limb:
      
        
          
          | Range & Units | Numbered | Geometry | Location | 
        
          | Degree | 0 - 360 Degrees | Every 5 degrees | Circular, concentric | outer | 
      
      The limb is inscribed:
      
        
          
          | Translation | Notes | Type | 
        
          | اللهم صلى على محمد المصطفى وعلي المرتضى والبيوت (؟)
          فاطمة والسبطين الحسن والحسين وصلى على زين العباد وعلى
          محمد الباقر وجعفر الصادق وموسى الكاظم وعلي الرضا ومحمد
          التقى وعلي النقي الزكي والحسن العسكري وصلى على الحجة
          القائم الدائم محمد المهدي صاحب الزمان صلوات الله عليهم
          أجمعين. | God bless Muḥammad the chosen and ʿAlī the approved
          and the families (?), Fāṭimah, al-Ḥasan and al-Ḥusayn,
          and may He bless Zayn al-ʿĀbid(īn), Muḥammad al-Bāqir,
          Jaʿfar al-Ṣādiq, Mūsā al-Kāẓim, ʿAlī al-Riḍā, Muḥammad
          al-Taqī, ʿAlī al-Naqī al-Zakī, and al-Ḥasan al-ʿAskarī,
          and may He bless the upright, the eternal proof, Muḥammad
          al-Mahdī, master of the time, may God bless all of
          them. | Inscription around edge. Note: This is a list of the
          twelve Shiite Imams | Miscellaneous | 
      
      Womb