Photograph one complete stamp
Keep every edge, perforation, denomination, and cancellation visible in even light.
Free photo value tool
Check what an old postage stamp may be worth
Upload one clear photo to get a focused value estimate, likely issue, visible condition, and the details that may change what collectors pay.
Drop a stamp photo here
Show the full stamp, every perforation, and as much front detail as possible in even light.
What determines the value of an old postage stamp?
An old stamp is worth what collectors are prepared to pay for its exact issue and condition, not simply what a similar-looking stamp is listed for online. Country, date, denomination, printing variety, perforation, watermark, gum, cancellation, centering, faults, scarcity, and current demand can all change the result.
A clear front photo can narrow the likely issue and reveal useful condition clues. It cannot confirm hidden thins, gum condition, watermark, repairs, or an exact catalog variety, so treat the estimate as a starting point for focused research.
How it works
How the free stamp value checker works
A photo can narrow the issue and reveal condition clues, but exact variety, gum, watermark, and completed sales still matter.
Review the focused estimate
The tool returns a likely identification, concise range, visible condition, and concrete value factors.
Verify the exact variety
Use the result as a starting point, then compare catalog details and relevant completed sales.
How to research a stamp value after the photo check
The strongest valuation combines correct identification, a realistic condition assessment, and comparable sales for the same variety.
Confirm the exact issue
Compare every visible detail before assigning a catalog number. Small differences can separate a common stamp from a scarcer variety.
- Issuing country and postal authority
- Denomination, date, overprint, and color
- Perforation gauge, watermark, and paper type
Describe condition consistently
Inspect both sides in good light and record faults rather than relying on a broad label such as “good condition.”
- Centering and complete perforations
- Creases, tears, thins, stains, and repairs
- Original gum, hinge marks, and cancellation quality
Use relevant market evidence
Compare completed sales, not unsold asking prices. The closest evidence matches the issue, condition, gum or cancellation status, and certification level.
- Recent completed auction or dealer sales
- Several comparable examples, not one outlier
- Fees, certification, and selling venue
Continue your research
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Common questions