Buckle

[0001]FIG. 1 is a top, rear, left side perspective view of a buckle, showing the new design;

[0002]FIG. 2 is a top plan view thereof;

[0003]FIG. 3 is a rear view thereof;

[0004]FIG. 4 is a front view thereof;

[0005]FIG. 5 is a right side view thereof; and,

[0006]FIG. 6 is a left side view thereof.

[0007]Broken lines depict portions of the buckle that form no part of the claimed design.