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This is a genuine Ronda 5030 second wheel, an original Swiss-made component for the Ronda 5030.D quartz chronograph movement. It serves as the core drive component of the timekeeping and chronograph system, responsible for driving the central chronograph seconds hand for precise timing functions. This product is brand new and original, not a generic replacement part.
Brand：Ronda (Swiss)
Compatible Movement：5030.D quartz chronograph movement
Part Name：Second Wheel (Central Chronograph Seconds Drive)
Origin：Made in Switzerland
Quality：Genuine original, brand new
Function：Drives the central chronograph seconds hand and small seconds at 3 o’clock
1. Is this second wheel an original Ronda genuine part?
Yes. It is an original Ronda factory part, made in Switzerland.
2. Which movements is this second wheel compatible with?
It fits the Ronda 5030.D quartz chronograph movement. The 5030.D features a 3-eye layout: small seconds at 3 o’clock, 30-minute totalizer at 9 o’clock, and 12-hour totalizer at 6 o’clock. Verify your movement main plate is marked 5030.D.
3. What happens if the second wheel is damaged?
The second wheel is the core drive component of the timekeeping and chronograph system. Damage can cause the small seconds hand to stop, chronograph seconds to malfunction, or chronograph function to fail. As a continuously driven component, timely replacement is recommended.
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