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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,041 companies indexed · Last updated: today
DirectoryIndustryWatch IndustryBiel/BienneGénérale Ressorts SA
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Générale Ressorts SA

Summary

About the company

The core activity of Acrotec is the manufacture and distribution of high-precision mechanical components for various industries, particularly for the watchmaking industry, medical technology, and high-tech. The company offers a wide range of products and services, including: mechanical components for watch movements, such as shock absorbers, oscillating weights, and mainsprings; precision turned and milled parts for medical technology, electronics, and other industries; high-precision pumps for various industrial applications; micro-welding and laser processing services for implants and instruments; and precision processing of precious metals for the jewelry and watchmaking industries. The company positions itself as a leading independent supplier of mechanical components to the Swiss watchmaking industry, offering its customers high-quality products and services to meet their expectations and win their loyalty.

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Offering

Products & services

Industry:Watch Industry
✓ Offered9
Manufactured barrel spring
Barrel springs for watchmaking manufactures, made in Nivaflex and Bioflex, with simulation, optimization, characteristic control and suitable conditioning.
Complete mainspring barrel
Complete energy modules for mechanical watches, consisting of the spring, the drum, the cover and the mainspring barrel arbor, with specific or generic versions.
Barrel spring for after-sales service (SAV)
Barrel springs for after-sales service, intended for the repair of watch movements, with a wide catalogue of references and support via a partner.
Spring calculation
Simulation of the spring and barrel according to torque, power reserve and fatigue strength, with a project form and feasibility assessment.
Various springs
Springs for telecommunications, fiber-optic connectivity, industrial equipment, automotive, medical and watchmaking, derived from the know-how on the barrel spring.
Torque control fixtures for mainspring barrels
Fixtures manufactured in-house for torque control of mainspring barrels, compatible with the main measuring machines and integrable into inspection processes.
Nivaflex 45/18 material
Strip, wire and ribbon in Nivaflex 45/18, available in bascule, lever and clasp types, for stamping, laser cutting and other demanding applications.
Processing and testing services
Heat treatment, measurement, spring fatigue testing and tensile testing, offered as complementary services to manufacturing.
Rapid services for barrel springs
Rapid service for new developments and small series, with delivery lead time optimized to four weeks at the latest.
Reviews

Aggregated rating

Aggregated rating
4.9
of 5

Aggregated from 16 reviews across all connected sources

Sources
GGoogle4.916
★TrustpilotSoon
PProvenExpertSoon

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Location

Seelandweg 4
2503 Biel/Bienne
Opening hours
Mon
08:30 - 12:00, 13:30 - 16:00
Tue
08:30 - 12:00, 13:30 - 16:00
Wed
08:30 - 12:00, 13:30 - 16:00
Thu
08:30 - 12:00, 13:30 - 16:00
Fri
08:30 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.936.464
Founded
1962 · 64 years
Last commercial register change
June 18, 2026
Employees
51 to 100

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