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A. Kolly SA

Côtes de Genève machine

The ERI automatic machine is specially designed to produce Côtes de Genève, the emblematic decorative pattern of Swiss watchmaking, with precision and regularity.

Côtes de Genève machine

Description

The ERI automatic machine is specially designed to produce Côtes de Genève, the emblematic decorative pattern of Swiss watchmaking, with constant precision and regularity.

Thanks to its automated system, each pattern is traced accurately on metal surfaces, guaranteeing an even, attractive finish, even on large series.

The machine combines high precision, repeatability and productivity, saving watchmakers time while preserving the excellence and craftsmanship of their components.

Côtes de Genève machine, view 2
Côtes de Genève machine, view 3

What the machine does for you.

Fully automatic
Côtes de Genève produced without manual intervention.
High precision
Patterns traced regularly and accurately on all metal surfaces.
Versatile
Suitable for different watch component formats and metals.
Repeatable
An even finish, even on large series.
Easy integration
Fits into existing production lines or specialised workshops.

Technical data

  • Combined with our own ERI CNC control
  • Precision linear axes
  • 5 mm screw pitch, 200 mm travel
  • Repeatability ± 0.01 mm, positioning error < 0.03 mm
  • Stepper motors, 4000 steps per revolution, with encoder
  • ERII collet
  • Spindle speed 500-10,000 rpm
  • Programs transferred from a DXF file

Benefits for your production

Consistent quality
Every part gets a perfect, visually flawless pattern.
Time savings and productivity
Less manual work and a higher production rate.
Flexibility
The pattern can be customised to each customer's needs.
Fewer errors and less waste
Maximum precision and regularity for every component.

See also: ERI CNC control · ERI F3 milling machine

A question about this machine?

A drawing, a sample or just an idea is enough to get started. You talk directly to a technician.

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