A very nice, natural piece, with a beautiful presence, confirmed by a PMG grading note appropriate to its state of preservation.
The production of these banknotes, was not automated, and mainly based on "manual" work, to make them were used specially made wooden printing dies, often several pairs for a given series, which has already resulted in many differences visible on individual pieces, hence virtually every Tibetan banknote is different, thus unique.
Literature : Pick# 11a