Mint piece of the commemorative issue.
Obverse: head of Elizabeth II to the right, in the rim legend:
HER MAJESTY QUEEN ELIZABETH II TDC 2009;
Reverse: Darwin's head and ship, in fields legend:
CHARLES DARWIN ON THE ORIGIN OF SPECIES 1859-2009 ONE CROWN;
Gold .999, diameter 13.92 mm, catalog weight 1.24 g.