Watch List notes:

Commonwealth (1649-60), Sixpence, 1660, 2.99g, m.m. anchor, shield of England within palm and laurel wreath, rev. conjoined shields of England and Ireland, value above (ESC 215 [R3] {1497}; N.2727; S.3220), dark tone, a pleasing very fine, the mintmark especially crisp, rare.

Estimate: £1000 - £1200