Silvertone Belt Buckle Etched Eagle Looking Through Window Signed R Face Talon

Silvertone metal belt buckle, estate find.  Unknown metal - a magnet does not stick to it; a piece of ice set on it melted fairly quickly.

Vintage, likely 1970s.

Features an etched drawing of an eagle looking into a window.  The eagle's face and talon are visible.

Measures approximately 3.5" x 2.5".  Weighs approximately 2.1 ounces (60 grams).

Can accommodate a belt up to 1-7/8" wide.

Signed / stamped with an "R" on the back.

Pre-owned.  There are scratches and scuffs all over.