Is "+" really "-"?

When I was doing the PCGS grading challenege at FUN, the instructions indicated there could be a few "+" graded coins in the box. My method for determining which these were was to assign a + to the 3 or 4 coins I thought about longest (ineffective strategy in this case, BTW). I was discussing how to pick out the "plus coins" with someone later that day and came to the conclusion that a coin that is, a 65+, for example, is one that looks like a 66 at first glance, but then you see something holding it back upon further review and then decide it's not as nice of a coin you thought at first. I suppose that's just another way of thinking of it, and maybe it's a glass half-empty or half-full thing. If the grade were 66- instead, however, I guess that would imply a low-end or generally undesirable coin, perhaps less attractive than a 65+. Analysis paralysis?
John
Keeper of the VAM Catalog • Professional Coin Imaging • Prime Number Set • World Coins in Early America • British Trade Dollars • Variety Attribution
Keeper of the VAM Catalog • Professional Coin Imaging • Prime Number Set • World Coins in Early America • British Trade Dollars • Variety Attribution
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Keeper of the VAM Catalog • Professional Coin Imaging • Prime Number Set • World Coins in Early America • British Trade Dollars • Variety Attribution
``https://ebay.us/m/KxolR5
``https://ebay.us/m/KxolR5
The effect of a '66-' grade would probably kill the coin's marketability, even if it meant the same thing as a 65+.
I'll start another thread about the grading challenge.
Keeper of the VAM Catalog • Professional Coin Imaging • Prime Number Set • World Coins in Early America • British Trade Dollars • Variety Attribution
<< <i>I think what I'm really wondering (although not terribly hard) is whether 65+ more often means high end 65 (looks like a 65 at first glance, then you think that is a really choice 65) or low end 66 (looks like a 66 at first glance, then you see something holding it back). What do you see when you look at a plus-graded coin?
The effect of a '66-' grade would probably kill the coin's marketability, even if it meant the same thing as a 65+.
I'll start another thread about the grading challenge. >>
Me thinks you think too much. How is plus grading valid when they are not consistent even on one grade increments? This question is directed at you messydesk.
<< <i>Me thinks you think too much. How is plus grading valid when they are not consistent even on one grade increments? This question is directed at you messydesk.
I think you're right, hence the "analysis paralysis" bit in my first post. Disregarding any inconsistency, plus-grading would be a perfectly valid way to split hairs by objectively assigning + to the top of the range at each grade. In an environment where graders are consistently inconsistent by one grade increment, attempting to assign a plus meaningfully is like attempting to make someone a better marksman exclusively by reducing the size of their target. I honestly don't believe graders are consistently inconsistent, however. Nobody rants about "lock" coins being assigned the correct grade.
Keeper of the VAM Catalog • Professional Coin Imaging • Prime Number Set • World Coins in Early America • British Trade Dollars • Variety Attribution