Watch List notes:

NGC AU55 | Commonwealth (1649-1660), Half-Unite or Double Crown, 1653, tight date with semblance of '3 over 1' overdate, Tower, • THE COMMONWEALTH OF ENGLAND • English shield within palm and laurel wreath, rev. • GOD • WITH • VS • 1651, conjoined shields of England and Ireland, 4h, m.m. sun (on obv. only) (Schneider II, 350; North 2717; Spink 3210), striking weakness at centres on an oversized flan, residually lustrous with hints of ochre toning in deepest recesses, devices struck soft, fine thus, the peripheries better, rare, in NGC holder, graded AU55 (Cert. #6295175-005)