AI Appraisal Estimate

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Submitted photo · June 25, 2026

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Japan Stamp

AI analysis below

AI appraisal

AI analysis & estimate

AI-Generated · Verify before acting

Everything below 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.

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This analysis also relies on unverified notes provided by the user, which may be incomplete or inaccurate and could affect the result.

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AI Identification

·Not independently authenticated·Verify before acting

Used 20 Sen Japan Stamp, Dragon Series

Postage Stamp

AI Estimated Value

·Not an official valuation·Verify before acting

$5 - $15

As of June 25, 2026

AI Item Analysis

·AI can make mistakes·Verify before acting
This item is a Japanese postage stamp from the Dragon Series, denominated at 20 Sen. The stamp features a central circular design, likely depicting a dragon or a stylized imperial emblem, set against an orange-red background with intricate patterns and possibly a geometric border. The color appears to be a muted orange-red, consistent with earlier stamp issues. The stamp is characterized by its perforations, which are visible along the top and bottom edges, indicating it was separated from a sheet. A significant feature is the heavy black postmark, which covers a large portion of the central design, making it difficult to fully discern the artistic details beneath. This postmark is crucial as it signifies the stamp's use, rendering it "used" rather than "mint." The postmark appears to be a circular or oval mark with illegible characters, likely Japanese kanji, and some lines extending from it. The numerical value "20" is clearly visible in the bottom-left corner of the stamp, and possibly "SN" in the bottom-right, which could denote "Sen." In the top-right corner, there is a small square element with an obscure design. The overall condition shows signs of age and wear consistent with a used postal item. The heavy cancellation mark, while obscuring the design, also confirms its authenticity as a used stamp. The visible edges show some slight discoloration or paper aging, and the perforations appear intact but may have minor inconsistencies. The quality of the paper and print suggests a standard postal issue of its era, likely late 19th or early 20th century, a period known for classic Japanese stamp designs.

AI Appraisal Report

·AI can make mistakes·Verify before acting
I have carefully examined the provided image of the Used 20 Sen Japan Stamp, Dragon Series. Based on the visual evidence, the stamp appears to be an authentic Japanese postal issue from the Dragon Series, likely dating from the late 19th or early 20th century. The characteristic orange-red color, visible '20' denomination, and what appears to be 'SN' for Sen are consistent with known examples of this series. The perforations are intact, though some general aging and slight discoloration are noticeable, which is expected for a stamp of this age. Authenticity as a used stamp is confirmed by the heavy black postmark. While this postmark significantly obscures the central Dragon design, it unequivocally establishes the stamp's postal use. In terms of market conditions, stamps from the Japanese Dragon Series, especially common denominations in used condition with heavy cancellations, are generally not rare. Comparables in similar condition typically fetch modest prices. The heavy cancellation on this particular specimen, while authenticating its use, substantially detracts from its aesthetic appeal and thus its collector value compared to stamps with lighter, more attractive cancellations, or those in mint condition. Demand for heavily cancelled examples is moderate at best among general collectors. However, it is crucial to note the limitations of appraising from an image alone. While I can confirm the type and general condition, a definitive assessment of authenticity, paper quality, exact shade variation, and the precise nature of the cancellation would require a physical in-person examination. This would also allow for verification of watermarks (if applicable), gum condition (though irrelevant for a used stamp), and detailed scrutiny of the postmark details, which can sometimes reveal specific dating or postal routes that might marginally influence value. Without physical inspection, I cannot rule out potential alterations or repairs that would not be visible in a standard image. For now, based solely on the image, the value reflects its status as a common, heavily cancelled used example.

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