Timurid - Timur with Mahmud Khan, Tanga, Herat mint

[maudry]

I found two references for this coin.
One dated AH800 in zeno but I could not find the year:
Zeno - Oriental Coins Database - Timurid AR tanga, Timur with Mahmud, Herat
Zeno - Oriental Coins Database - Timur with Mahmud AR Tanka, Herat 800 AH
Size: 26mm
Weight: 6.15gr

[aws22]

Dear maudry, your coin details:
Obverse first photo:
Within polylobe, Kufic legend:
السلطان الأعظم محمود خان أمير تيمور كوركان خلد ملكه, al-Sultan al-A'zam Mahmud Khan, amir Timur Gurkan Khallad Mulkahu.
Margin legend includes mint and date (not clear).
Reverse second phot:
Central Kufic legend inside square:
  لا اله الا الله محمد رسول الله   La ilah illa Allah, Muhammad rasulu-Allah
(There is no deity except God, Muhammad is the messenger of God)
Around in margin, the names of 4 orthodox Caliphs:
(ابا بكر \ عمر \ عثمان \ علي)

Maythem

[maudry]

Thank you Mathem,
Great explanations!