Watch List notes:

Merovingian Francia, Maastricht, 'Civitas Tungrorum', National Series, Imported Gold, Fractional Tremissis, Thrasemundus, TR[IECTO FIT], helmeted bust left, rev. [T]NRASE[MVNDVS], cross on globe with pellet(s) in lower quarter(s), inner pellet and outer linear border, 0.65g, 0° (SCBI 69, 1083 this coin; cf. A Pol, 'Thrasemundus between Thomsen and Peiresc: An enquiry into the pedigree of some Merovingian coins'; Prou 1175-7; Williams & Abdy 212; MEC pp. 118; EMC 2003.0161 same dies), roughly shorn with a kink to fragment of approximately one-third coin, otherwise a really bold very fine, unusual, a very rare type.
provenance
S Elden, January 2012
~ Found at Belstead, south of Ipswich (Suffolk), November 2011 ~

Estimate: £250 - £350