Watch List notes:

Aethelred II (978-1016), Penny, Crux type, London, Edwine, 1.17g, 4h, + æðelræd rex anglox, diademed and draped bust left, sceptre before, rev. + edþine m-o lvnd, voided short cross, c r v x in angles, additional pellet in first and second quarters (SCBI 7 (Copenhagen) 797; Hildebrand 189; BMC IIIa; N.770; S.1148), slight crimping, otherwise good fine or better.
Provenance
Spink 195, 26 June 2008, lot 890
,
The addition of the pellets on the reverse is unusual, but is a characteristic found on some London Crux pennies, cf. for example: SCBI VII (Copenhagen) 650, 661 and 773. They are most likely privy marks associated with mint output control.
Estimate: £200 - £250