Circa 8th-9th century A.D. A die-struck, nummular, bracteate-style plate brooch of discoid form, bearing a diademed bust right within beaded and linear concentric circles, pseudo-legend '+ SX - NA' (or runic 'SC-HU') across left and right field; pin to reverse constructed from soldered wire, the two ends forming pin and catchplate respectively. Cf. Abramson, T., Sceattas. An Illustrated Guide, King's Lynn, 2006, p.63 (Vanimundus Series Va type 55, silver variety VaB); Hammond, B., British Artefacts vol.2 - Middle Saxon & Viking, Witham, 2010, item 1.1.2-e. 1.46 grams, 19 mm (3/4 in.). Found on the Thames foreshore, London, UK. Apanied by a copy of a UKDFD record sheet with number 45365. The style of the bust on this brooch is reminiscent of examples found on secondary sceattas of the 8th century A.D. [No Reserve]