# assay-mark

**Pronunciation:** əˈseɪˌmɑːrk · uh-SAY-mark

**Part of speech:** noun

## Meaning

An official stamp or hallmark applied to precious metal items to verify their fineness and authenticity.

## Examples

- The antique silver teapot bore a clear assay-mark from the London guild.
- Without a visible assay-mark, the buyer was skeptical about the gold's actual purity.
- The artisan carefully applied the assay-mark to the bracelet after completing the final polish.

## Synonyms

- hallmark — The most common term for an official stamp indicating purity.
- stamp — A general term for any mark pressed into a surface.
- quality mark — A descriptive term for any sign indicating a product's standard.
- touch — An archaic or specialized term for the testing of precious metals.

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