Legal Information

Most of Filigrana Portuguesa's products have two brands:

  • The brand of responsibility or manufacture that belongs to the Manufacturer;
  • The brand of Contrastaria (recognized by the Portuguese State and the International Association of Contrastarias).

EXCEPTIONS - silver items weighing 2 grams or less and gold items weighing 0.5 g or less NOT must have an Assay Office brand, Manufacturer only.

To easily identify the marks or punches on your part, you can use a magnifying glass.

Our pieces can be in silver, gold plated silver, 9 carat gold and 19 carat gold.

The Trademarks in force since January 1, 2021 are the following:
  • SILVER 925 - rabbit head facing left;
  • GOLD 375 - ram's head facing right;
  • GOLD 800 - ram's head facing left.


Parts produced BEFORE from January 1, 2021 will have the following marks:

  • SILVER 925 - eagle head facing left;
  • GOLD 375 - left-facing swallow;
  • GOLD 800 - deer head facing left.

For any additional information, please feel free to contact us. If you want to verify the authenticity of your pieces, you can submit them to an Assay Office in Portugal or abroad.

What does the value 925 (silver), 375 (9 karat gold) and 800 (19 karat gold) in the Contrastaria symbol mean?

It means that there are 925, 375 or 800 parts of precious material in 1000 grams of metal or, to put it another way, 92.5% is pure silver, 37.5% or 80% is pure gold and the rest is a alloy of other metals. You will be able to see all the different brands or punches in effect until January 1, 2021 here. Also the new table of marks or hallmarks here. You can also consult the updated prices of silver and gold here.

Portuguese Gold has a touch of 19.2 carats and is the alloy with the highest gold content in Europe, as well as one of the highest in the world. world, only supplanted by some Arab countries that still work pure gold (which cannot be used to work filigree).


Care for your silver and gold pieces

Silver is a metal sensitive to humidity, heat, chemical agents and air pollution among other factors. The darkening process, also called oxidation, can lead to a change in the original color. Please keep in mind that a change in the color of your pieces does not mean changes in their quality.

Follow the instructions below to keep your piece looking great (always!):

  • Store your piece in an individual box, in velvet or silk. You can use our packaging to do this; Thus, there is a lower probability of accidents;
  • When you want to give a new shine to your piece, you can only do so if you are sure that the piece is not bathed in any way (rhodium plated or gold plated). In this case, you can use specific silver/gold cleaning products, carefully following the instructions on the label. If the piece has a gold plating or rhodium plating, please contact us and we will provide the bath for free;
  • And we save the best for last…a simple and direct guarantee of our products.
  • At first glance they may seem fragile products but they are robust pieces that, with due care, will remain perfect for a long period of time.

  • 2 years warranty for production defects*;
  • Filigrana Portuguesa offers maintenance of your part for 2 years (from the date of purchase of the part), covering galvanizing services (baths)
  • *The Filigrana Portuguesa Warranty is valid for 2 years and covers any defects that refer to technical aspects of manufacturing and/or the materials involved. Damages resulting from falls, improper use, accidents of any nature and contact with chemical agents that can cause damage to the materials of your part. If it is impossible to repair the part within the warranty conditions, another one of the same or similar value will be provided without any extra charge.