ETA G10.711 – Technical Communication

Overview

• Caliber: ETA G10.711

• Movement Type: Quartz chronograph with date function

• Jewels: 4 synthetic jewels

Dimensions

• Diameter: 13¼ lignes (approximately 29.80 mm)

• Movement Thickness: 5.62 mm

• Total Height: Approximately 7.90 mm to top of the seconds pinion

Display and Chronograph Functions

• Timekeeping: Hours, minutes, and central sweep seconds

• Chronograph Counters:

  • 1/10-second

  • 60-second

  • 30-minute totalizer

• Chronograph Modes: ADD (cumulative timing) and SPLIT (intermediate timing)

Date Function

• Display Position: Suspended date at 4:30

• Change Mechanism: Semi-instantaneous

Battery and Power

• Battery Type: Silver-oxide 394

• Battery Voltage: 1.55 V

• Battery Life: Approximately 30 to 38 months under typical use

• End-of-Life Indicator (EOL): Seconds hand jumps in 4-second intervals when battery voltage drops below a threshold

Hands and Stem Specifications

• Hand Sizes:

  • Hour: 1.50 mm

  • Minute: 0.90 mm

  • Sweep Second: 0.25 mm

  • Subdial Hands: 0.20 mm

• Stem Type: Tap 10, typically using ETA 401-1497

Functional Notes

• Stop-Second (Hacking): Active when crown is pulled for time setting

• Chronograph Reset: Manual zero-resetting may be needed if hands are misaligned after battery change or shock

• Operation Temperature Range: Typically between 0°C and 50°C

• Recommended Handling: Use antimagnetic tools and proper torque settings during assembly or servicing

• Service Consideration: Ensure lubrication points are properly oiled; only trained technicians should service the module

Compatibility and Replacements

• Drop-In Replacement: ETA G10.712 can serve as a compatible replacement with identical dimensions and function

• Common Applications: Found in many fashion and sports chronograph watches due to its reliability and modular build

Technical Summary Table

Conclusion

The ETA G10.711 is a versatile and durable quartz chronograph movement ideal for modern multi-function watches. With a suspended date, reliable battery life, and precise chronograph capabilities, it offers strong performance in both sports and dress chronograph models. Its compatibility with other ETA modules allows for easy servicing and replacement.