Assuming you are referring to a U.S. one cent coin, 1928 cents are not rare. Check under the date to see if there's a mint mark letter. As of 02/2009 approximate retail values are:
No mint mark - very worn, 10¢; moderately worn, 50¢; almost no wear, $1.50
"D" mint mark - 20¢ / $1.00 / $5.00
"S" mint mark - 45¢ / $2.00 / $7.00
$5.00
A 1942 wheat penny is worth 2 cents for the copper.
1 cent
Solid copper pennies weren't made after the 60's.
A 1943 copper penny is known to be worth a lot of money,
Two cents for the copper.
A penny.
1963 COPPER penny is worth half a billion dollars.
A 1944 copper misprint wheat penny is worth 1,000,000 dollars.
$5.00
A 1942 wheat penny is worth 2 cents for the copper.
It's worth 2 cents for the copper.
About $3
It's worth about 2 cents for the copper.
-In 1943, pennies were made out of steel instead of copper. A 1943 pure copper penny is a rare mint error, and is worth lots.
It's worth 2 cents for the copper content.
A 1914 penny with no mint mark is worth about $1.50.