Cert is from PSE who points out there is some reperfing and other minor faults 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 Red Grid Cancel, CV = $10,000″ is in sale since Sunday, December 16, 2018. 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.