They are private mint issues not affiliated with any U.S. Mint. Also they have no numismatic collectible value and are not legal tender. If considering future purchases as an investment, steer clear of the private issues. The numismatic community has great disdain for these. But there are some pieces that are well struck and look great. If you want one of these just for your personal enjoyment, by all means get one.
They are private mint issues and are not legal tender.
coins
Coin collectors will buy your coins.
The National Collector's Mint is a real company and it is selling real things, obviously for collectors. Are the coins genuine? it depends. They DO sell real legal tender and historical coins. Legal meaning issued by the Official U.S. Mint. AND they also sell PROOFS and COMMEMORATIVES Proofs are recreations/copies of real/historical coins and therefore not legal tender, but can be based on official coins. A.K.A. the coins that collectors go for. Commemoratives honor specific events or things, so they can be official commemoratives or privately issued. (again not legal tender)
Collectors
Yes! In 2008 the New Mexico state quarter was released. Also, in 2012 the Chaco Culture National Historic Park quarter was released.
Coin collectors buy Commonwealth Games coins.
The monetary value of a mint coin depends on various factors, including the denomination of the coin, its age, rarity, condition, and demand among collectors. Some mint coins can be worth more than their face value due to their collectible status, while others may be worth the same or less. It is advisable to consult a reputable coin dealer or collector to get an accurate assessment of the specific coin's value.
In collecting US coins MS is the abbreviation of Mint Sate which is a numismatic grade for a coin and has no monetary reference.
"It is very easy, All you have to do is call the toll free # on the invoice. I have seen the corvetts and they are very beautiful." is the answer one guy left. For some reason I bet whoever asked this question already did it. A foul and his money are soon parted. If you don't believe me buy something from National Collectors Mint.
real
There are two well known clubs that specialize in error coins. One of those are American Coin Collectors and the other being American Numismatic Society.