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* Silver hallmark

The SILVER 925 hallmark: meaning, purity & value

Most common Japanese-domestic style of sterling silver hallmark. Equivalent in meaning to STERLING / .925 / SV925.

Published May 30, 2026

Quick facts

Metal
Silver
Purity
92.5%
Fineness
925/1000
Common regions
Japan, international
Density
10.36 g/cm³
Standard
ISO 9202

Stamps that mean the same thing

This purity may be struck into jewelry as any of: SILVER 925 / 925 / SV925 / STERLING / STERLING 925 / .925 / S925. The mark differs by country and era, but the metal content is identical.

What SILVER 925 tells you

Most common Japanese-domestic style of sterling silver hallmark. Equivalent in meaning to STERLING / .925 / SV925.

How to value it

The melt value of a SILVER 925 piece is silver spot price × 0.925 × weight (g). A buyer typically deducts 5–15% for assay, refining, and margin, so the cash offer lands just under that figure. Stones and complex settings are usually excluded from the metal weight.

How to check it yourself

  1. Examine the stamp under a 10× loupe — genuine marks are crisp and evenly struck, not doubled or smeared.
  2. Confirm the mark reads SILVER 925 or an equivalent such as 925.
  3. Weigh the piece and estimate its volume — the density should land near 10.36 g/cm³ for this alloy.
  4. Photograph it in the Jewelry Identifier app to read the metal, hallmark, and any gemstones from the image.
  5. For a binding result, have an assay office or gemological lab run an XRF purity test.

Sources

* Frequently asked

FAQ

Q. Is SILVER 925 the same as 925?
A. Yes. SILVER 925, 925, SV925, STERLING, STERLING 925, .925, S925 all denote the same material — 92.5% silver. Different markets and eras stamp it differently, but the purity is identical.
Q. How much is SILVER 925 worth?
A. Its melt value is the silver spot price × 0.925 × the weight in grams. Buyers then deduct roughly 5–15% for refining and margin, so a quoted buy-back price sits a little below that theoretical figure.
Q. How do I confirm a SILVER 925 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 (10.36 g/cm³ for this alloy), 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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