AI identification & appraisal estimate

1935 California Pacific International Exposition Postal Stamp

Submitted photo of 1935 California Pacific International Exposition Postal Stamp
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$0.50 - $1.00

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.

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AI Item Analysis

This item is a used postage stamp, likely from the United States, commemorating the California Pacific International Exposition, which took place in San Diego in 1935. The stamp is predominantly purple, with a rectangular shape and perforated edges, characteristic of most postal stamps. The central design features a landscape or cityscape associated with the exposition, though specific architectural details are somewhat obscured by cancellation marks. Towards the top, legible text reads "CALIFORNIA PACIFIC INTERNATIONAL EXPOSITION" and "1535 - SAN DIEGO - 1935", indicating the event and its dates. The denomination of the stamp is '3¢', visible in circular medallions in both the bottom-left and bottom-right corners. Below the main image and between the denominations, the word "POSTAGE" is also faintly visible. The stamp has been heavily cancelled with at least five prominent, wavy black lines extending horizontally across its surface, obscuring a significant portion of the central design and some of the text. The cancellation marks suggest that the stamp has been previously used for mailing. The paper appears to be slightly aged, with a light off-white or yellowish hue in the surrounding margins. The condition, besides the cancellation, shows no obvious tears or major creases, though the image quality makes it difficult to assess minor imperfections or the exact state of the perforations. This stamp belongs to a commemorative series issued to mark significant historical or cultural events, placing its estimated age around 1935.

AI Appraisal Report

I have examined the image of the 1935 California Pacific International Exposition 3-cent postal stamp. This stamp is identifiable by its purple hue, the 'CALIFORNIA PACIFIC INTERNATIONAL EXPOSITION' text, and the '3¢' denomination. The item's age is confirmed by the design and commemorative nature, placing it around 1935. Regarding condition, the most significant factor is the heavy cancellation, with multiple wavy lines obscuring much of the central design and some text. This heavy cancellation significantly diminishes its collectible value compared to uncancelled or lightly cancelled examples. While no obvious tears or major creases are visible, minor imperfections and the exact state of perforations cannot be definitively assessed from the image alone. The paper shows age-appropriate slight yellowing. From a market perspective, this is a common commemorative stamp. Used examples, especially heavily cancelled ones, have very low demand among serious collectors. Comparables for heavily cancelled common issues like this typically fetch minimal prices. The rarity is low; many were issued and used. Factors impacting value are almost entirely negative due to the heavy cancellation. Without physical inspection, I cannot verify the exact quality of the perforations, any subtle paper flaws, or specific cancellation details that could slightly alter the value. Full authenticity verification, beyond visual identification, would require in-person examination to check paper type, printing methods, and gum (if present on an unused example).

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