Cloth Seal, Colchester Dutch Community Seal, Cross Bay, 1571 onward

Cloth Seal, 1571 onwards, Colchester Dutch Immigrant Cross-Bay Seal, Image & Found by John GM.
Found on the Thames foreshore, 32mm dia. (not incl. tab), 9.9g

The Colchester coat of arms (a cross raguly and three coronets) on ornate engrailed shield with date either side 157(1), pellet border with traces of illegible inscription around // disc 2 missing but markings on remains of rivet.

See p 106, 'Provenanced Leaden Cloth Seals by Geoffrey Egan, Sub-Department of Medieval Archaeology, University College, University of London. submitted for the degree of Doctor of Philosophy, 1987' "100 cross-bay seals: These have: Three coronets and cross raguly in shield with engrailed top and base, 15 71 to sides, DVYTS COLCESTER 100 CROS 1571 around // griffin segreant [i. e. rampant], + DVTS + CO(LCESTER)... around. Several slightly different dies were used. Most of these seals have only one rivet (unusual for Dutch-Colchester broad seals),"