Metal Composition: 97.5% Zinc - 2.5% Copper after 1982
Diameter: 19 mm
Mass / Weight: 2.5 grams
What this coin looks like (obverse, reverse, mint mark location, special features, etc.): This is one of the major doubled die errors of the 1983 Lincoln Memorial Cent (Penny). The entire reverse of this coin is doubled (DDR) and this includes the Lincoln Memorial building itself and all of the lettering as depicted in the image above. Example image is courtesy of Heritage Auctions.
Coin valuation chart: Typical coin prices, values and worth per grade or condition - in USD