A proof will have a mirror or more reflective look, even if it has been in circulation. Once you see a proof Lincoln you won’t have any trouble distinguishing between the two.
In 1990, the US minted the penny with no mint mark, and also the 1990 D penny and 1990 S proof penny1. A select group of 1990 proof pennies minted in San Francisco lack the “S” mint mark, making them extremely rare and valuable2345. These were the result of an error, and they’re the only proof coins in the whole series of Lincoln cents where the mint mark is missing2. The mint destroyed at least 145 of the coins when the error was discovered24.
Howdy
Here’s something helpful. New collectors need to learn basics as mentioned. The difference between a proof coin and one for circulation.
I’ll share this wee bit of knowledge with you. Coins from Philadelphia mint do not have a mint mark. Hope this helps. Thanks 🙏
Edit to add. Proof or circulating all Philadelphia coins have no mint mark.
Edit to add. Proof or circulating all Philadelphia coins have no mint mark.
As far as circulated coins are concerned, all coin’s except the Lincoln cent started using the P mint mark in 1980. The SBA dollar started using it in 1979. The circulated Lincoln cent joined the rest of the group when they added the P mint mark in 2017.
Edit to add. Proof or circulating all Philadelphia coins have no mint mark.
As far as circulated coins are concerned, all coin’s except the Lincoln cent started using the P mint mark in 1980. The SBA dollar started using it in 1979. The circulated Lincoln cent joined the rest of the group when they added the P mint mark in 2017.
Thanks. I stand corrected
My reference was to the OP’s 1990. So kinda right. You are correct.
Edit to add. Proof or circulating all Philadelphia coins have no mint mark.
As far as circulated coins are concerned, all coin’s except the Lincoln cent started using the P mint mark in 1980. The SBA dollar started using it in 1979. The circulated Lincoln cent joined the rest of the group when they added the P mint mark in 2017.
Thanks. I stand corrected
My reference was to the OP’s 1990. So kinda right. You are correct.
I thought that’s was what you were talking about since that is the subject of the thread, but some, especially new collectors could easily get confused. We’ve seen it happen around here a few times. I didn’t mean to step on any toes
You won't believe how many auctions are on eBay with business strike 1990 cents being descriped as NO S PROOF coins. I guess alot of people don't know what a proof cent looks like.
My advice - buy a proof cent for a few bucks so you have a comparison example.
"When they can't find anything wrong with you, they create it!"
Answers
Thats not a proof coin. A normal 1990 P cent.
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The no S coin is a Proof. And VERY rare. So you're not going to find one in circulation.
Research the following and it will become clear:
-What is a proof coin?
-What US coins have S mint marks
-What US coins have no mint marks
Collector, occasional seller
If it’s from circulation, a roll, an accumulation etc. it is a normal Philadelphia minted coin. The no S proof will only be found in proof sets.
A proof will have a mirror or more reflective look, even if it has been in circulation. Once you see a proof Lincoln you won’t have any trouble distinguishing between the two.
Proof
![](https://us.v-cdn.net/6027503/uploads/editor/9n/hv96q6n9jaeq.jpeg)
Circulation - MS
![](https://us.v-cdn.net/6027503/uploads/editor/hd/nb3dae9p154m.jpeg)
- Bob -
![image](https://robecsimages.com/photos/MPL/MPLcollageNGCwhite.jpg)
MPL's - Lincolns of Color
Central Valley Roosevelts
If you have even the slightest comprehension of what a proof coin looks like, then you will never have this question again.
In honor of the memory of Cpl. Michael E. Thompson
In 1990, the US minted the penny with no mint mark, and also the 1990 D penny and 1990 S proof penny1. A select group of 1990 proof pennies minted in San Francisco lack the “S” mint mark, making them extremely rare and valuable2345. These were the result of an error, and they’re the only proof coins in the whole series of Lincoln cents where the mint mark is missing2. The mint destroyed at least 145 of the coins when the error was discovered24.
Howdy
Here’s something helpful. New collectors need to learn basics as mentioned. The difference between a proof coin and one for circulation.
I’ll share this wee bit of knowledge with you. Coins from Philadelphia mint do not have a mint mark. Hope this helps. Thanks 🙏
Edit to add. Proof or circulating all Philadelphia coins have no mint mark.
🎶 shout shout, let it all out 🎶
As far as circulated coins are concerned, all coin’s except the Lincoln cent started using the P mint mark in 1980. The SBA dollar started using it in 1979. The circulated Lincoln cent joined the rest of the group when they added the P mint mark in 2017.
- Bob -
![image](https://robecsimages.com/photos/MPL/MPLcollageNGCwhite.jpg)
MPL's - Lincolns of Color
Central Valley Roosevelts
Thanks. I stand corrected
My reference was to the OP’s 1990. So kinda right. You are correct.
🎶 shout shout, let it all out 🎶
I thought that’s was what you were talking about since that is the subject of the thread, but some, especially new collectors could easily get confused. We’ve seen it happen around here a few times. I didn’t mean to step on any toes
- Bob -
![image](https://robecsimages.com/photos/MPL/MPLcollageNGCwhite.jpg)
MPL's - Lincolns of Color
Central Valley Roosevelts
Not a proof coin, therefor no numismatic premium. Just a Philadelphia business strike. Cheers, RickO
You won't believe how many auctions are on eBay with business strike 1990 cents being descriped as NO S PROOF coins. I guess alot of people don't know what a proof cent looks like.
My advice - buy a proof cent for a few bucks so you have a comparison example.
"When they can't find anything wrong with you, they create it!"