Soprod M100 Movement: Functions, History, and Interesting Facts

The Soprod M100 is a Swiss automatic mechanical chronograph caliber offering a modern solution for mid- to high-range watches. This movement combines traditional watchmaking quality with contemporary technology, designed to provide high accuracy, reliability, and durability while maintaining relatively compact dimensions.

History

Soprod is a Swiss movement manufacturer active since 1966 and part of the Festina Group. The M100 is one of their most advanced chronograph calibers. It was developed as a competitor to other well-known chronograph movements like the ETA Valjoux 7750, offering high modularity and customization options for watchmakers.

Functions and Technical Specifications

• Automatic chronograph movement with stopwatch function.

• Frequency of 28,800 vibrations per hour (4 Hz), ensuring smooth seconds hand operation.

• Power reserve of approximately 42 hours.

• Displays hours, minutes, chronograph seconds, 30-minute and 12-hour chronograph counters.

• Date window with quickset feature.

• 27 jewels to reduce friction.

• Movement diameter about 30.4 mm, height about 7.5 mm.

• Manual winding possible via crown.

• Modular design allowing addition of complications.

Interesting Facts

• The Soprod M100 is often regarded as a quality alternative to the legendary ETA Valjoux 7750, widely used by independent watchmakers.

• The movement offers high modularity, allowing functions and design customization according to manufacturer needs.

• The design emphasizes ease of maintenance and serviceability.

• M100 is compatible with most cases and components designed for similar movements.

• Soprod focuses on innovation and quality, confirmed by high customer satisfaction and long movement lifespan.

Summary

The Soprod M100 is a modern, reliable automatic chronograph caliber suitable for mid- to high-range watches. Thanks to its modular design, high frequency, and quality craftsmanship, it is an ideal choice for watchmakers seeking a flexible and precise movement with expandable functions.

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