Telling the difference between PF66, PF67 and PF68 is................

.............. not easy.
While making an inventory of my stash over the weekend, I pulled out and compared three PCGS slabbed proof Franklins. The coins are 1956, 1959 and 1961 and respectively are graded PF68, PF67 and PF66. The slabs are of different genearations, thus the coins were not slabbed at the same general time period.
Looking at the coins closely, I have to admit that I find it hard to tell the difference between the grades. None of the coins have hairlines. All three coins have devices that are frosted to some extent (the 1956 half was graded before PCGS gave out CAM designations and if regarded would receive a CAM designation), though I do not know if the presence or absence of frost on the devices has an impact on the numerical grade assigned (does it?). Besides the differences in the degree of frost on the devices, the only noticeable difference is that on the 1961PF 66, the mirror depth of the fields is not as deep as the fields on the other two coins.
Anyone have thoughts, comments? Thanks SanctionII.
While making an inventory of my stash over the weekend, I pulled out and compared three PCGS slabbed proof Franklins. The coins are 1956, 1959 and 1961 and respectively are graded PF68, PF67 and PF66. The slabs are of different genearations, thus the coins were not slabbed at the same general time period.
Looking at the coins closely, I have to admit that I find it hard to tell the difference between the grades. None of the coins have hairlines. All three coins have devices that are frosted to some extent (the 1956 half was graded before PCGS gave out CAM designations and if regarded would receive a CAM designation), though I do not know if the presence or absence of frost on the devices has an impact on the numerical grade assigned (does it?). Besides the differences in the degree of frost on the devices, the only noticeable difference is that on the 1961PF 66, the mirror depth of the fields is not as deep as the fields on the other two coins.
Anyone have thoughts, comments? Thanks SanctionII.
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Comments
I still don't quite understand how the substantial price increases often brought on by a 1 point increase in grade at these ultra-high levels is justified.
I understand the desire for perfection...but a 66 or 67 (and certainly a 68) is close enough to perfection for me!
Ahh, the registry...
but you might take out a strong light and look at it with a glass from all directions,
there might be some hairlines that are hard to see
I find proof grading to be much harder than business strike
<< <i>That's what we have TPGs for!!! >>
Well, there you go!
Leo
The more qualities observed in a coin, the more desirable that coin becomes!
My Jefferson Nickel Collection
and to think all those grades are..................................subjective!
U.S. Type Set