I don't think it continued toning after it was slabbed. I just think NGC's pictures aren't showing the color well.
I think the heart of this thread is - how do you determine the answer to that question? What's acceptable to you?
I often find, personally, the jump from 58 to 60 has a huge jump up in price, but often a step down in quality. Take a look at this price graph...
If you're talking $20 between grades, then what's a fiver between friends? If you're talking a few thousand dollars between grades, I darn well...
Interesting. Do you still use this same formula, or have your methods evolved? In my example above, your formula would give me $8775, my 33%...
If you can't find a reasonable amount of past sales for the intermediate grade, I usually use about a third of the interval. I usually use the...
Then in that case, this is truly a fantastic and extraordinary addition to your already magnificent collection. Congratulations, my auric friend.
Slight clarification: this is the only issue from this king (and there multiple examples known?) Or, this is literally the single only coin known...
I have always considered "Ancient" to end with the fall of the Romans. It seems many collectors divide "Ancient" and "Modern" - but to me, a third...
Very cool. Thanks!
What/who are the "Kings of the Bosporus"? Wasn't that region Roman? Or was this a Roman state/colony?
What you show is a perfectly normal looking incomplete planchet cent. I see the blakesley effect very clearly especially on the reverse rim. The...
It was developed by Michael Kolman, together with Dr. Jack Litman (hence "ko-lit"). You can read a brief biography of him here:...
Congratulations! Publishing a book is no small accomplishment! For anyone interested:...
Ken Potter: http://koinpro.tripod.com/Articles/CurvedClipDiagnostics.htm Mike Diamond: http://www.error-ref.com/blanking-and-cutting-errors/
Definitely not. That coin is a low quality cast fake. Stay far away.
The blakesley effect does not actually occur during striking - it occurs during the upset milling when the coin is gaining its raised rim, prior...
Well, they already do Plus and Star grades for circulated coins.... Honestly though, I've long been in favor of having a breakdown of the grade....
This is where the distinction between "technical grading" such as what Insider preaches becomes confused with "market grading" such as the TPGs...
This is *absolutely* the case. Different series will have different designs, different field depths, different elements with different contrasts....
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