1978 Large Denticles Canada 25-cents Proof Like

1978 Canada 25-cents Proof Like (Only Large Denticles Produced in Proof Like strikes.)

Obverse: Diademed bust of Elizabeth II at 37 years old, facing right, with the legend around.
Reverse: A regal caribou, with the denomination between its antlers, country name curving to the left and the date to the right.

Specifications:
Monarch: Elizabeth II
Designer and Engraver: Arnold Machin (obv), Emanuel Hahn (rev)
Composition: 1.00 nickel
Weight: 5.05 g
Diameter: 23.88 mm
Edge: Reeded
Die Axis: ↑↑
Mintage: 260,000