* Gold-Plated hallmark
The 14KP hallmark: meaning, purity & value
14KP is 14K gold plated over base metal. Do not price as solid 14K.
Published May 30, 2026
Quick facts
- Metal
- Gold-Plated
- Common regions
- United States
- Standard
- ISO 9202
Stamps that mean the same thing
This purity may be struck into jewelry as any of: 14KP / 14K Plated. The mark differs by country and era, but the metal content is identical.
What 14KP tells you
14KP is 14K gold plated over base metal. Do not price as solid 14K.
How to check it yourself
- Examine the stamp under a 10× loupe — genuine marks are crisp and evenly struck, not doubled or smeared.
- Confirm the mark reads 14KP or an equivalent such as 14K Plated.
- Photograph it in the Jewelry Identifier app to read the metal, hallmark, and any gemstones from the image.
- For a binding result, have an assay office or gemological lab run an XRF purity test.
Sources
- ISO 9202
- Trade hallmark references
* Frequently asked
FAQ
- Q. Is 14KP the same as 14K Plated?
- A. Yes. 14KP, 14K Plated all denote the same material — gold-plated. Different markets and eras stamp it differently, but the purity is identical.
- Q. How do I confirm a 14KP stamp is genuine?
- A. Look at the mark under 10× magnification for crisp, even strikes, cross-check the weight-to-volume ratio against the expected density, scan it with the Jewelry Identifier app, and — when it matters — have an XRF test done by an assay office or gemological lab.
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