King George VI was featured on all British Commonwealth coinage that year, so without knowing the country and denomination, there isn't enough information to give an answer.
The 1920 Great Britain 3 Pence are worth about a $1 U.S. if they have been circulated. Fully uncirculated coins can be worth as much as $40.
The life of someone who earned it
A mill is worth 1/10 of a cent.
This very much depends on condition, and what denomination the coin is. This can be checked on http://www.coins-of-the-uk.co.uk A coin of 1720 would say Georgius Rex or Georgivs Rex. George IV did not reign until the 19th century.
$6.00
All you've done is told us you have a coin from the Commonwealth with George VI on it. Dated 1942 or 1943. Post a new question including the denomination and country of origin.
how much would a georgivs vi dei gratia rex 1948 quarter worth
About $4.00 or $5.00
If the coin has any wear the value is for the silver about $12.00
If the coin has any wear the value is for the silver about $12.00
The coins are worth a price ranging from $10 to $20. The exact price will vary depending upon the condition of the coin.
The value of a 1942 1d South African coin can vary depending on its condition, rarity, and demand among collectors. As a rough estimate, a circulated 1942 1d South African coin may be worth around $1-5 USD, while one in uncirculated condition could be worth more to a collector. It's recommended to consult with a coin dealer or numismatic expert for a more accurate appraisal.
how much is a georgivs vi 1948
Still no 1942 silver dollar US coin. If you mean a 1942 US half dollar it's worth $7.00-$9.00 in circulated condition.
More information is needed. Please check your coin again and post a new, separate question with its denomination and the name of the country that issued it.
The 1942 Walking Liberty half dollar is a very common date coin of the series. Average circulated coins are value at $17.00-$18.00
The coin needs to be seen for an accurate value. Take it to your local coin dealer.