The best you'll do with PSA is a straight 10. After that, it's 9 or less since the highest half grade PSA issues is 8.5.
Odds are you drop a grade or more switching over.
If you want a PSA slab, switch it over. If you want the grade, leave it as is.
If you switch, let us know the outcome!
__________________
My new found obsession the t206!
|