I am curious to know what this document is, how old, where and when it was made in Tibet.
This archive also has a wonderful collection of hundreds of seals that have been digitized which I look forward to study.
Description from their database: Inside square rectangular rim with text line on bottom. Top rectangular rim: Ornamental decoration with flaming jewel-symbol in center and six round circles around this, the four courner one's having the dBu can letter ksha inside. Right and left middle: nor bu gnyis (dga') 'khyi
Khandroling Paper Cooperative