1084756 | GREAT BRITAIN. William IV. (King, 1830-1837). 1831 AR Halfcrown. NGC PR66. By William Wyon and Jean-Baptiste Merlen. Edge: Plain. GULIELMUS IIII D: G: BRITANNIAR: REX F:D:. Head right / Arms within crowned mantle. KM 714.1. Proof. Plain edge; SCBC-3834A; ESC-2477 (Prev. ESC-658).

Currently the finest known at NGC as of October 2025. Superbly toned; cameo contrast is visible beneath the toning (not noted on insert).

Ex "Pallas" Collection in an NGC black holder; Ex Seaby, by private treaty [as a composite set], 1975 [with Stock Ticket, Inventory ref. 750371].


Please use this link to verify the NGC certification number 8534312005