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About Us
Introduction
History of assay offices
Mission
Team
Advisory board of jewellery
UniqueMark®
Information on articles of precious metal
Marks
Assay Office Mark
Responsability mark
How can i get a responsability mark
Legal hallmarks in Portugal
Common control mark
Official Assay Office marks from other Member States
Marking Methods
Recognition Of Portuguese Official Marks
Solidarity Mark
Consumer Information
Services
How to schedule appointments
Work Entrance
Pre-Registration
Safe Transportation ensured by the Assay Office
Administrative Services
E-Forms
Activity Certificate
Sponsor’s mark format
Sponsor’s Mark
Foreign mark deposit
NOTIFICATIONS
Private import
Service table
Pick & Go – Transport between the Assay Office and the Customs of Porto
Price and fee table
More on the Assay Office
Professional certificates
Training activitites
How can i enter for an examination
How is the professional certificate obtained
List of valuers of articles of precious metals and gemological materials
List of melter-assayer technical managers
List of rough diamond experts – classifiers – valuers
Recognition Of Qualifications
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