Watch List notes:

Malwa Sultanate, Ala ud-din Mahmud Shah I (AH 839-873/1436-1469 AD), Hadrat Shadiabad Mint, Gold Tanka, Obv: Arabic legend "al-sultan al-a'zam Ala-ud-dunya wa'l din khalji Abu'l Muzaffar Mahmud Shah khuld
Allahu khilafatahu", Rev: Arabic legend "sikandar al-thani yamin al-khilafa Nasir Amir al-mu'minin", 10.9g, 23.00mm, (G&G # M21), test mark, about extremely fine, Extremely Rare.