it could be woth upto 20,000 pounds
Unless it's a proof coin spend it
Current retail value is $6.33 a Cameo proof is $7.48
It's still worth 50 cents.
It's a novelty or magicians coin and is Not a product of the US Mint, as to value maybe 5 bucks
About 650 bucks
$200
Face value 15 and silver value is around $45
highest ive seen is a dollar per inch, in non marred shape, hence a 17 inch necklace is about $17, retains more value by the person who gave it to you, sentimental value.
It's a novelty coin with no collectible value
As of Mar/11, the silver content is worth about $27. Because the value of the coin is due to the amount of the silver, proofs are not worth more. They are selling on eBay for about $30 including shipping but because of Paypal fees, eBay fees and shipping, you will get considerably less than the value of the silver.
The value of the 5 Sydney Olympic coin is approximately $55.00. This is for the silver coin. The condition of the coin is something that may impact the value.
If you have a 20 dollar gold coin, it is worth a lot, at least $1500. You need to know what year the coin is from.