Interessante artigo em português no IPR. Vejam:
https://www.institutoportuguesderelojoaria.pt/post/automatos-jacquemart-meuron-cia-repeti%C3%A7%C3%A3o-ouro-1810?utm_source=so&cid=7fe1b91e-9574-4009-beba-820452bc3425&utm_content=8a11482f-d704-44e0-8809-1718afad187c&postId=5f26ad45-d14b-4e6c-9574-82e196f1e781&utm_campaign=0da23a7a-32ec-42dc-b6f2-ed6a19b03956&utm_medium=mail