This Paraguay stamp, #562, features a double overprint with one of the overprints being upside down, resulting in a rare and unique error.
The stamp is in mint condition, never hinged, and is of fine to very fine quality. The centering and straight lines can be judged from the provided scans.
Please note that the numbers in parentheses are inventory control numbers and do not affect the v…

This unused block of 1901 US stamps features a rare plate # imprint and depicts a "Fast Train Shifted Error Variety.
" The stamps are in mint condition with original gum, some of which are never hinged. However, there are some faults including almost complete separations on the 3rd and 6th vertical rows, a vertical crease on the fourth row, and a faulty last vertical row with a tear at the bot…

This rare US coin errors collection features an upside-down colorized JFK half dollar with the famous Inverted Jenny 1918 stamp error.
The coin is struck by the US Mint and comes in a secure air-tight acrylic coin holder. It is in brilliant uncirculated condition and has undergone an authentic colorization process.
Each coin comes with a certificate of authenticity and is sold at a bargai…

The Olympic Ring Mishap Stamp is a unique addition to any stamp collection.
This stamp was produced by the United States Postal Service in 2014 to commemorate the Winter Olympics held in Sochi, Russia.
However, due to a printing error, the stamp features only four out of the five Olympic rings. Despite the mishap, this stamp has become a sought-after item for collectors who appreciate the…

This Asian Stamp Collection and Lot features the rare and mint Imperf Dowager Stamp from China, known as Scott 18b.
This stamp is a unique and valuable addition to any collection, with only around 20 known to exist. The stamp is unused and hinged, and comes with additional enlarged images to showcase its quality.
Please note that some lots may contain mixed condition and duplications, and…

This Irish Coin with Major Off-Center Double Striking - #O 775 is a rare find for collectors of world coin errors.
The coin in the photographs is the exact coin you will receive. This error coin is a unique addition to any collection and is sure to be a conversation starter.
The seller offers free shipping and easy returns, making it a low-risk investment for collectors. Check out the sel…

This product is an imperfect pair of pre-canceled US stamps in mint condition.
The stamps are categorized under "Errors, Freaks, and Oddities of Stamps from United States". The value of this product is considered a bargain.
The stamps are sold as is, with no additional information provided regarding their history or significance. Collectors of unique and rare stamps may find this product …

This rare United States stamp features a black omission on two panes of four, making it a unique addition to any stamp collection.
The stamp is guaranteed to be as described, with a full refund offered if it is not. Buyers are encouraged to carefully examine the images for centering, perfs, color, and any obvious faults before bidding.
Please note that the seller does not cover certificat…

Introducing the Palestine 1920 Four Mils with Unique Errors stamp.
This rare collectible bears the distinct "Z" error instead of the expected "T" in the word "OF" and also features a missing center bar in the letter "E".
Cancelled in Jerusalem, this stamp showcases a piece of Palestine's postal history. With a perforation of 15 x 14 and a catalogue number of S.
G. 196, this high-end it…