There are many imitations and replicas created of the famous stamps.
Yes
Inverted Jenny was created in 1918.
No, there is no inverted Jenny for sale here.
Perhaps a dollar or two, but the amount of gold is so small that it can't be measured. It is a layer an atom or two thick on aluminum. There is little extra value to these replicas and stamp collectors typically do not want them in their collections.
The most valuable stamp is the inverted Jenny. It was auctioned for over 3 million. There are only about 100 pieces in existence today.
You are probably thinking of the inverted Jenny air-mail stamp --probably the most famous error ever in US stamps.
I believe the most valuable stamp is the 'Inverted Jenny' US 24C airmail, A 100 stamp sheet of these errors were released. single stamps hammer at close to $1 million USD at auction.
Wel on Ebay the gold stamp can fetch about 5.00 to 12.00 dollars. But many other places will sell them from anywhere between 8.00 to 10.00 dollars. But remember that the gold stamp isn't issued by the post office but by a private company!
Prices for a 22kt gold Wyoming statehood replica stamp vary from $0.99 up to $15.00.
There are a limited number in the US. There are hree types that come to mind, the $1 lamp, the Dag Hammerskold and the inverted Jenny.
{| |- | Scott Number C1, C2 and C3. Used copies run about $30 to $40. Mint copies will run $60 to $70. The inverted Jenny, C3a has a value of about $275,000 in mint condition. Many consider these some of the most beautiful stamps issued by the US. |}
Answer:The Inverted Jenny error stamp is Scott Catalog # C3a. The error occurred in the printing process when a sheet of stamps was accidentally placed in the printing process in backwards. Of the 2.1 millions stamps of Scott Catalog # C3 only one sheet was ever found with this error. The sheet of stamps was purchased for $24 dollars in 1918 at the post office and shortly thereafter sold for $15,000. The person who purchased the sheet of stamps for $15,000, broke up the sheet and sold single stamps until they were all sold. Today a single stamp from this sheet is cataloging for the price of:$500,000.(Scott Specialized Catalog of US Stamps & Covers 2011, page 350)Note:The number of C3 stamps that were printed are listed on page 532 in the catalog. (2,134,888) that would be 21,348 sheets of 100 printed.------------------------------------------------------------------------------------------------------The inverted Jenny error, Scott Catalog #C3a, is probably the most famous error in American philately. Only one sheet of a 100 of these misprints were ever found, though there were at least 300 more printed.An inverted Jenny was sold at an auction in June 2005 for $525,000. A block of four inverted Jennys was also sold for $2.7 million in October 2005.
There is no requirement that a stamp be certified to be put into an auction. However, having a certification is always a good thing and considering the value, it would be a small fraction of the value. The history of the individual stamps is well known, it would be hard to come up with a fake.