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All products sold by MÖHYA Signature comply with Portuguese law.

The pieces sold are certified by INCM – Imprensa Nacional – Casa da Moeda, S.A.

Economic Operator Details
Name: Ana Teresa Marvão de Oliveira
Tax ID: 233890009

Activity Title: T10741

On your pieces you will find either one or two marks:

  • The responsibility or manufacturing mark;
  • The Assay Office mark (recognized by the Portuguese State and the International Association of Assay Offices).

EXCEPTIONS - silver pieces weighing 2 grams or less and gold pieces weighing 0.5 grams or less do NOT require an Assay Office mark, only the Manufacturer's mark.

Daily gold and silver quotations are available at https://www.bportugal.pt/page/conversor-de-moeda.

Under Article 63 of the RJOC law, Law no. 120/2017 of September 15, we inform you that daily quotations for gold, silver, platinum, and palladium can be consulted at: https://www.contrastaria.pt/informacao-consumidor/

Discover Our Services

MÖHYA Signature

MÖHYA LAB

  • We create custom pieces tailored to your taste and style.

  • 3D modeling to visualize your design before production.

  • We work with private clients and companies, transforming ideas into unique and exclusive jewelry.

  • Jewelry Repair (upon request)

Request Your Quote