$120.00
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This is a generic second wheel designed for the IWC Caliber 89 movement, serving as a replacement part for service or repair. The second wheel is a key component in the gear train, transmitting power from the third wheel to the escapement and driving the center seconds hand. This aftermarket replacement is manufactured to the exact dimensions and gear specifications of the original IWC Caliber 89, making it an ideal choice for restoring the movement‘s timekeeping function.
Generic Replacement – Designed for IWC Caliber 89; non-original but matches OEM dimensions and gear specs.
Gear Train Core – Sits between the third wheel and escape wheel, also drives the center seconds hand.
Precision Machined – Made of quality steel with precisely cut teeth for smooth meshing.
Cost-Effective – More affordable than genuine parts, ideal for routine service.
Direct Replacement – Drops into the original movement without modification.
| Parameter | Details |
|---|---|
| Part Name | Second Wheel |
| Compatible Movement | IWC Caliber 89 (manual-wind, 18,000 vph) |
| Type | Generic aftermarket |
| Function | Transmits power to escapement, drives center seconds hand |
| Material | Quality steel |
IWC Caliber 89 manual-wind movement (classic models such as Portofino, vintage Caliber 89 watches)
Replacement of worn, broken, or deformed second wheels during movement service
Repair of inaccurate timekeeping, stoppage, or rough seconds hand motion caused by second wheel issues
1. Is this a genuine IWC second wheel?
No. It is a generic aftermarket replacement, not original, but matches the IWC Caliber 89 dimensions and gear specs.
2. What are the symptoms of a damaged second wheel?
Symptoms: very slow running or stoppage; seconds hand does not move, moves weakly, or wobbles; unusual noise or hesitation in the gear train.
3. What should I pay attention to during installation?
The second wheel sits between the third wheel and escape wheel. Ensure both pivots drop into jewels and the teeth mesh correctly. Professional installation is strongly recommended.
4. Does this second wheel fit other IWC calibers like Caliber 88?
IWC Caliber 88 is similar but dimensions may differ. Verify with the original part or consult a watchmaker.
5. When should the second wheel be replaced?
Inspect for worn, deformed, or broken teeth; bent or worn pivots. If accuracy cannot be restored after servicing other components, replace the second wheel.
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