Charles I (1625-1649), Oxford mint, Triple Unite, 1644, mm. plumelet on obv. only, half-length figure left, holding sword and palm branch, diamond stops, rev. Declaration in three lines on continuous scroll, three Oxford plumes and value above, 1644 oxon below, pellet stops, 26.79g/9h (B-J VIII-L8; SCBI Brooker 842, same dies; SCBI Schneider 304, same dies; N 2385; S 2729). About mint state with proof-like surfaces, extremely rare, possibly the finest known of this type
£100,000-120,000

Provenance: From an old British Collection