Cert is from Board certified PSE expert who points out there is some reperfing but still an amazing stamp. Pricing based on 2015 Stamp Market Quarterly Value Guide. Please visit my store for all of the listings. If I make a mistake, please contact me and I will resolve in any manner that you feel is fair. The item “Buffalo Stamps, Scott #39, 1857 Used with Cert and Face-Free Cancel, CV= $10,000″ is in sale since Saturday, April 08, 2017. This item is in the category “Stamps\United States\19th Century\ Used”. The seller is “buffalostamps2014″ and is located in Encinitas, California. This item can be shipped worldwide.