This genuine PCGS slab has been marked by the Chinese counterfeiter to show the diagnostics of where it would differ from a fake PCGS slab. You can see the similarly marked-up fake slab in the previous image, and a side-by-side of both images in the second photo of this gallery. The detailed description of how I came to possess these images also appears there.
PCGS Genuine Slab Diagnostics
From Susan Headley, About.com
This genuine PCGS slab has been marked by the Chinese counterfeiter, showing the places where the genuine slabs differ from the counterfeits.
Unmarked photo courtesy of Heritage Auctions.©2009 About.com, a part of The New York Times Company.
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