2006-W Proof Gold Buffalo NGC PF70
Gem Proof 2006-W Gold Buffalo graded PF-70 by NGC.
Numismatic Guaranty Corporation (NGC) is one of the top coin grading services. They pride themselves on a “standard of consistent and accurate grading.” Since opening in 1987, NGC has grown to be one of the most respected third party coin certification companies. By purchasing a NGC graded coin, you are guaranteeing the authenticity and grade of the coin.