This rare, gorgeous, 19th Century Proof is vastly undervalued. This coin is totally original but many if not most in slabs have been conserved and/or doctored yet make it into "problem-free" holders because they are still considered "market acceptable". The item "1878 PCGS PR64 800 Minted! $1,650 CU Pretty PROOF Seated Liberty Half Dollar" is in sale since Tuesday, January 30, 2018. This item is in the category "Coins & Paper Money\Coins\ US\Half Dollars\Seated Liberty (1839-91)".The seller is "certifiedcitynet" and is located in Philadelphia, Pennsylvania. This item can be shipped to United States.