TIMURID: Shahrukh, 1405-1447, AR tanka (5.4g), NM, ND, A-2402.3, countermarked amir / shahrukh / bahadur on a Shirvanshah, temp. Ibrahim I (1382-1418), mint or Darband, date AH81x (final digit obscured by countermark), first we have seen overstruck on a Shirvanshah host, VF, RRR.
Estimate: 80-120 USD