Filter Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Quick View Sale! Quick View 2013-W 1 oz Reverse Proof American Gold Buffalo Coin PF70/PR70 (Varied Label PCGS or NGC) $3,215.89 Original price was: $3,215.89.$2,115.34Current price is: $2,115.34. Add to cart GOLD