AI identification & appraisal estimate

Tadeusz Kościuszko U.S. Postage Stamp, 5 Cents

Submitted photo of Tadeusz Kościuszko U.S. Postage Stamp, 5 Cents
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$50 - $100

AI estimate as of November 8, 2025 · verify with a professional before acting

AI-Generated · Verify before acting

Everything on this page is generated by AI for informational purposes only. AI can make mistakes — the AI may misidentify items or misattribute them (artist, maker, brand, designer, origin, era). This is not an official valuation and should not be used for insurance, sale, tax, estate, legal, or lending purposes — or any decision requiring a certified appraisal. It is not an authoritative claim about any person, brand, or rights holder — do not share or rely on it as a factual statement about a third party. Always consult qualified professionals before making financial decisions.

Read the full disclaimer

AI Item Analysis

This item is a United States postage stamp, colored in a monochromatic blue or bluish-green hue. The stamp features a prominent image of a statue of Tadeusz Kościuszko, depicted in military attire, standing on a pedestal. The figure is shown wearing a bicorne hat, a coat with frilled cuffs, and high boots, holding what appears to be a cane or a sword in his right hand. The statue has a somewhat weathered appearance, adding to its historical aesthetic. The background behind the statue includes faint architectural or natural details, possibly trees or foliage, suggesting an outdoor setting for the monument. At the top of the stamp, 'U.S. POSTAGE' is printed in bold capital letters, with 'FIVE CENTS' directly below it in a slightly smaller font. A decorative, ornate flourish separates the text from the central image portion. Below this flourish, 'KOśCIUSZKO' is written, followed by the dates '1783' and '1933' stacked vertically. These dates likely commemorate a significant period related to Kościuszko, possibly the 150th anniversary of an event such as his arrival in America or a significant military contribution. In the lower-left corner, a circular emblem contains the number '5' and a cent symbol ('¢'), signifying the stamp's denomination. The stamp's edges are perforated, typical of philatelic items, though the very bottom edge shows some handwritten numbers ('1250') partially obscuring the perforations, suggesting it might be part of a larger collection or annotated by a previous owner. The overall condition appears to be good, with clear printing and minimal visible wear or damage, maintaining its collectible appeal. The color and design suggest a commemorative issue from the era of its stated dates, likely 1933.

AI Appraisal Report

I have thoroughly examined the provided image of the Tadeusz Kościuszko U.S. 5 Cent postage stamp. Visually, the stamp appears to be in good to very good condition, with clear printing and well-defined perforations, though the handwritten numbers '1250' at the bottom edge are a minor detraction. The monochromatic blue hue is consistent with known issues of this stamp. Given its commemorative nature for the 150th anniversary (1783-1933), it is likely authentic; however, a definitive determination of authenticity would require physical inspection. Without direct handling, I cannot confirm paper type, gum condition (if any remains), or presence of watermarks, nor can I rule out reproductions or alterations. This particular stamp (Scott #726) is part of a widely distributed commemorative series. While historical, it is not considered rare. Market conditions for individually common stamps from this era are generally stable but do not show significant appreciation for single, uncancelled examples unless they possess exceptional centering or unique cancels. Comparable stamps in very good condition typically retail in the $5-$15 range for uncancelled examples. The main factor impacting the appraised value here is the apparent excellent centering and condition from the image. Demand for these stamps is moderate among general U.S. stamp collectors, but intense competition or rarity is not a driving factor. For a full, definitive authentication, an in-person examination by a philatelic expert, ideally with the stamp out of any mount that might obscure details, and careful comparison to known genuine examples would be necessary, focusing on paper, printing methods, and perforation specifics.

Keep exploring

More philatelic collectible appraisals

Get your items appraised

Instant AI-powered appraisal estimates from a photo

Browse More Appraisals