Many price guides are on-line or buy a copy of Red Book.
There many places where one can find information on US coin values. One can find this information from online websites such as Coin Study. One may also be able to get an idea on US coin values by viewing US coins on eBay.
You can find updated coin values at cointrackers, it will give you the retail prices. There is also a coin value guide you can check the value and what dealer you can use to sell coins.
There are many places where you can find out how to converse coin values from U.S. to Vietnam like online coin conversing sites or local coin shops in your area.
One can find out about rare coin values by consulting resources such as coin price guides, online coin forums, and auction catalogs. Additionally, reaching out to coin dealers or numismatic professionals can provide insights into the current market value of rare coins.
I would check the completed items at an online auction website.
You may search the values by one of two ways: 1. find a reliable and experienced numismatist (coin collector) in your area or 2. find a resource guide (ie, Coin Values magazine).
There are a few websites that have the values of old coins listed. Some of those websites include CoinTrackers, Coinquest, The Old Coin Shop and Coin Values Online.
The Red Book is a popular guidebook for coin collectors that provides information on coin values and prices. However, these values can change frequently due to market conditions and collector demand. To get the most up-to-date coin values, it is recommended to consult online coin pricing websites, auction results, or to have coins professionally appraised.
Coin dealers and most hobby shops sell Red Book. Do a web search for your area to find who has it for sale. It is also available on-line from Amazon.
Current retail values for this coin are $15.00 for the uncirculated coin and $20.00 for the proof coin
There is a premium on silver coins. You can find values by contacting you coin dealer or online.
Values of silver coins are not to be ignored. There are some websites providing the values of these coins but it's best to check the "CDN". The Coin Dealer Newsletter, which is printed on grey paper stock, and comes out weekly. As a tip don't sell a $1000 coin for $200.