Goldsmith in
La Chaux-De-Fonds

Ariane & Léone Bijoutières Créatrices SNC

Since 2018 · 1–10 empl.·5.0(16)

Ariane & Léone Bijoutières Créatrices SNC designs and makes handmade jewellery inspired by forms and details found in nature. Its atelier offers collections and made-to-measure wedding rings, using recycled precious metals among its materials.

PRECIPRO SA

Since 2006 · 21–50 empl.

PRECIPRO SA works with precious metals and produces jewellery such as rings, earrings, necklaces and bracelets. It also provides services to the watchmaking industry and handles production from customer drawings through to the finished product.

BM SA

Since 2012 · 1–10 empl.

BM SA is part of the Burdet Group, which designs and manufactures watch and jewellery components. Its products include metal watch bracelets, clasps and buckles, as well as jewellery made from base and precious metals.

DSE Polissage Sàrl

Since 2014 · 1–10 empl.

DSE Polissage Sàrl is a polishing workshop serving the watchmaking and jewellery industries as well as industrial customers. Its services include polishing, perlage, circular graining, diamond-cut finishing, satin finishing, brushing and microblasting.

Wakmann Watch SA

Since 2014 · 1–10 empl.

MADEMOISELLE O Sàrl

Since 2023 · 1–10 empl.·5.0(11)

MADEMOISELLE O Sàrl designs and handcrafts jewellery and jewellery collections. Its offerings include bespoke one-off pieces as well as semi-custom wedding and engagement rings.

Jean-Bernard Michel SA

Since 2014 · 1–10 empl.·5.0(2)

Jean-Bernard Michel SA is a hand-engraving workshop that decorates watch components and jewellery. Its work includes skeletonisation, enamelling, engraving and gem setting, using techniques such as champlevé, bas-relief and chasing.

S & T Polissage Sàrl

Since 2019 · 11–20 empl.·4.0(4)

S & T Polissage Sàrl is a polishing workshop serving the watchmaking, jewellery and leather-goods industries. Its services include preparation, sandblasting, polishing, satin finishing, quality checks and packaging, and it works with materials including steel, gold, platinum and titanium.

Promotion Services SA

Since 2021 · 1–10 empl.·4.7(3)

Promotion Services SA provides manufacturing and production services for the watchmaking and jewelry sector, including prototyping, polishing, assembly and laser welding. Its services also cover research & development, processing of materials (gold, stainless steel, titanium, ceramic, platinum) and logistics/production coordination.

bureau de contrôle des ouvrages en métaux précieux

Since 2025 · 1–10 empl.

bureau de contrôle des ouvrages en métaux précieux is responsible for the official control and hallmarking of precious-metal articles. Precious-metal watch cases are subject to mandatory control and hallmarking; these are optional for other precious-metal and multi-metal articles. The office also analyses gold, silver, platinum and palladium.

TimeDéco Sàrl

Since 2025 · 1–10 empl.

TimeDéco Sàrl works in watchmaking and the development of horological projects. Its activities include artisanal techniques such as enamelling and engraving, as well as decorative finishing for watches.

Petra Gem Sàrl

Since 2022 · 1–10 empl.

Petra Gem Sàrl processes fine gemstones and mother-of-pearl for the jewellery and watchmaking industries. Its activities include cutting, shaping and polishing, as well as producing semi-finished and finished components such as watch dials.