Malwa Sultanate,

Ruler: Ala al-din Mahmud Shah I (AH 839-873/1436-1469 AD)

Denomination: Billion Unit(2), 1 Tanka & 1/2 Tanka

Obv:  al-sultan al-halim al-karim ala al-dunya wa l din

Rev: abu ‘l muzaffar mahmud shah khalji; mint in margin

Weight: 5.30g, 10.20g, Size: 16.56x16.40mm, 19.76x19.23mm

Reference: G&G M32, M34

Condition: about very fine to extremely fine.