Cloth Seal, Commonwealth, Alnage, St George Cross

Cloth Seal, Commonwealth, St George Cross, Image & Found by Derfel.
Found on Thames Foreshore, 11mm.

Missing // shield bearing cross of St George, THE SVBSIDII SEALE around

An inner disc from a four-disc Commonwealth alnage cloth seal.

A similar one can be seen here - BSG.CS.00155.