Watch List notes:

Tripura Kingdom, Amara Manikya (SE 1499-1508/1577-1586 AD), Silver Tanka/ Rupee, Saka Era 1499(1577), citing queen Amaravati, Obv: a lion walking to the left, flag tied to the shaft, date saka 1499 below, all within a circle, the outer border of double arches, Rev: Bengali legend "Sri Sri Yutama/ra Manikya De/va Sri Amarava/ti Maha Devayu", in four lines within a square, arabesques around, 10.42g, 22.49mm, (KM # 90/RB # 156), graded & slabbed by NGC as AU58, Extremely Rare in this grade.