Cloth Seal, Cloth Worker's Personal Seal, Ligate FS

Cloth Seal, Cloth Worker's Personal Seal, Ligate FS, Image & Found by Tom Bland.
Found on Thames Foreshore, 26mm.

FS? in vertical ligature in fused pellet border, scroll work around // missing, rivet stub blank

A cloth worker's personal seal with ligate initials FS and probably a third letter in a vertical format. Very difficult to date, 16th to 19th century.