Those dates are common among collectors. In average condition the coins are worth about 1/3 the current price of silver metal. If they only have slight wear they can be worth more to collectors. For specific information, please see the Related Questions
Most 1943 Walking Liberty half dollars show heavy wear and retail value is $12.00 regardless of any mintmark.
In 1943 half dollars were made of silver not gold. Yours is only gold plated. The value is still about $9 for the silver it contains. The gold plating does not add any value and in some cases can destroy any value you have.
1943 the highest mintage of the walking liberty half dollars, have retail values of $8.00-$9.00 for coins of medium wear.
Please turn the coin over and check the denomination on the back. It's a half dollar, not a dollar. There's more information at the question "What is the value of a 1946 US half dollar?"
20 half dollars have a face value of a $10.
Please check your coin again. It's either not 1943 or not Ben Franklin. Half dollars dated 1916 to 1947 carry the Walking Liberty design. Franklin's picture was on the half dollar from 1948 to 1963.
1943 Walking Liberty half dollars are the highest mintage of the series. The mid to low circulated grades are just above bullion value, but in EF $9.00 in AU$13.00. In mint state grades starting price is about $30.00.
your value of the Indian half Anna coin in the yeary 1946 is only 500 rupees
The 1943 Walking Liberty half dollar is the high mintage of the series with an average value of $5.00 to $8.00 in circulated condition.
The 1946 Walking Liberty half is common and most coins are valued at $12.00-$15.00.
The value of a 1943 half rupee coin is actually highly dependent upon a number of factors. Most important being the condition of the coin.
The silver melt value of 820 US half dollars is $10,113.74. The silver melt value of 820 1965-70 US half dollars is only $4,135.40.