As Peter says, Coin Grading Services are reputable.
If using them, just bear in mind that they use a different grading scale (from 1 to 100). So if looking at graded coins you'll need to "convert" to the more familiar US scale to make comparisons.
If using them, just bear in mind that they use a different grading scale (from 1 to 100). So if looking at graded coins you'll need to "convert" to the more familiar US scale to make comparisons.


















