Hallmarking
All precious metal pieces at Atlas Carré are hallmarked in accordance with UK law. It’s your quiet guarantee - of purity, of authenticity, of quality.
Hallmarking
All precious metal pieces at Atlas Carré are hallmarked in accordance with UK law. It’s your quiet guarantee - of purity, of authenticity, of quality.

What is a Hallmark?

A hallmark is an official stamp applied by a UK Assay Office. It certifies that the metal has been independently tested and meets legal standards of purity.It is a legal requirement in the UK to hallmark any piece described as gold, silver, platinum or palladium if it exceeds a certain weight:

  • Silver: Over 7.78 grams
  • Gold: Over 1 gram
  • Platinum: Over 0.5 grams-
  • Palladium: Over 1 gram

Pieces below these thresholds are legally exempt, but we may choose to hallmark them regardless for your peace of mind.

What is a Hallmark?

A hallmark is an official stamp applied by a UK Assay Office. It certifies that the metal has been independently tested and meets legal standards of purity.It is a legal requirement in the UK to hallmark any piece described as gold, silver, platinum or palladium if it exceeds a certain weight:

  • Silver: Over 7.78 grams
  • Gold: Over 1 gram
  • Platinum: Over 0.5 grams-
  • Palladium: Over 1 gram

Pieces below these thresholds are legally exempt, but we may choose to hallmark them regardless for your peace of mind.

What You’ll Find on Atlas Carré Pieces
All of our pieces bear full London hallmarks, applied by the London Assay Office. Each hallmark includes three compulsory marks:
What You’ll Find on Atlas Carré Pieces
All of our pieces bear full London hallmarks, applied by the London Assay Office. Each hallmark includes three compulsory marks:
The Sponsor’s Mark
Our registered maker’s mark
The Fineness Mar
Confirming the metal purity (e.g. 925 for sterling silver, 750 for 18k gold)
The Assay Office Mark
Indicating the London Assay Office
The Sponsor’s Mark
Our registered maker’s mark
The Fineness Mar
Confirming the metal purity (e.g. 925 for sterling silver, 750 for 18k gold)
The Assay Office Mark
Indicating the London Assay Office
These discreet marks are carefully positioned to preserve the integrity and elegance of the design.
These discreet marks are carefully positioned to preserve the integrity and elegance of the design.

Why It Matters

Hallmarking is a centuries-old tradition of trust. It protects you - the buyer - and affirms our commitment to craftsmanship, transparency, and responsibility.

For more information on hallmarking in the UK, visit: https://www.gov.uk/guidance/hallmarking-in-the-uk

Our hallmarks meet UK legal standards and are recognised internationally as a mark of quality and authenticity.

Why It Matters

Hallmarking is a centuries-old tradition of trust. It protects you - the buyer - and affirms our commitment to craftsmanship, transparency, and responsibility.

For more information on hallmarking in the UK, visit: https://www.gov.uk/guidance/hallmarking-in-the-uk

Our hallmarks meet UK legal standards and are recognised internationally as a mark of quality and authenticity.