Canada 1937 Coronation 3c carmine, IMPERFORATE vertical pair, SG356.
Fresh mint example with large part original gum. Trivial gum blemishes and overall of very fine appearance.
Exceedingly rare as only 75 pairs originally existed.
The commemorative stamp was issued on May 10, 1937 to celebrate the Coronation of King George VI and Queen Elizabeth at Westminster Abbey in London.
The Stanley Gibbons catalogue value is £900.