Put your rare coins in a glass case that has a lock to it.
They are not rare.
Rare Coin Wholesalers was created in 1990.
You can buy them at coin dealers and coin shows.
Just the year does not make a coin rare.
#166 is 500 for each coin and theirs 6 in a set and that goes to 3,000 #187 is probably around 5,000
The value of a Heinz uncirculated coin collection from 1983 can vary based on factors such as its condition, demand among collectors, and the specific coins included in the collection. Generally, uncirculated sets from that era can range from $10 to $50, but rare or particularly sought-after coins may fetch higher prices. To get an accurate valuation, it's advisable to consult current market listings or a coin appraisal expert.
No, they are not rare.
No.
It means that the coin is rare. For example a 1909-S VDB cent is a key date. This coin is rare.
Determine how many were minted, when and where and the numismatic grade and, last but not least, the availability of the coin for purchase
No and they will never be rare.
It does not have to be old at all. An error in the minting of a coin may make it rare. What may turn out to be a rare coin may have been minted in 2012, but nobody has found it and come forward with it yet.