NGC

NGC is the world's largest and most trusted third-party grading service for coins, tokens and medals, with more than 50 million collectibles certified. Founded in 1987, NGC provides an accurate, consistent and impartial assessment of authenticity and grade. Every coin that NGC certifies is backed by the comprehensive NGC Guarantee of authenticity and grade, which gives buyers greater confidence. This results in higher prices realized and greater liquidity for NGC-certified coins.