Whatever it is, it's not a genuine US coin. It's more likely to be some kind of campaign medal (G. W. Bush ran for President in 1988), and may not even be made of silver. Without more information, it's not possible to determine its value.
Please le me know I have one.
Value is the price of silver at time of sale.
It's not a SBA dollar it's a Silver Eagle Bullion coin and the value is about $17.00 just for the silver
The 1988-S proof Seoul Olympics silver dollar has a current retail value of $15.00
The 1988 American silver dollar is worth a price close to $30 each. The exact price will depend upon the condition of the coin.
This coin dated 1988 is likely a Silver American Eagle one-ounce bullion coin. All SAE coins, as of 5-30-11, have a face value of one dollar. The value of these bullion coins, is tied to the spot price of silver at the time of sale. When the market closed on 5-27-11 the last price post was $38.07 per ounce. If the coin is a 1988 Seoul Olympiad commemorative dollar, retail value is about $28.00.
Silver value March 9th, 2012 is approximately C$33. Sell value as a coin is approximately C$47.
There haven't been any real silver dollars minted since 1935, and no $1 coins were minted for circulation in 1988. Assuming you're talking about a 1988 1oz. Silver American Eagle Dollar, anyone who spent it made a big mistake because it's worth far more than $1. Please see the Related Question for more information.
It's a 1988 one-ounce Silver Eagle bullion coin and as of today is about $18.00
Look at the coin's edge. It's not silver, it's copper-nickel. All copper-nickel half dollars dated 1971 and later are only worth 50¢ if they're in circulated condition. Uncirculated, perhaps a dollar.
If you mean a 1988 Silver Eagle only Proof and bullion coins were struck in that year. From 1986 to 1992, proof Silver Eagle coins were minted at San Francisco and these coins bear the "S" mintmark and have a current retail value of $40.00. Bullion Silver Eagle coins dated 1988 were also struck at San Francisco but do not have mintmarks, the value of these coins depends on the spot price of silver at time of sale. As of today 3-27-11 it's about $37.32
August 29, 2009 The 1988 Olympiad proof dollar has a value from $18 to $40 depending upon the actual condition of the coin. The $5 Olympic gold coin has a value from $225 to $300 depending upon the actual condition of the coin.
spot price for the day you sell it....