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The Sellita SW300‑110 Train Wheel Bridge is a genuine, Swiss‑made OEM component for the Sellita SW300 automatic movement family. This precision‑machined steel bridge supports and secures the gear train (center wheel, third wheel, fourth wheel, and escape wheel), ensuring smooth power transmission and stable alignment. As a brand new factory part, it is the ideal replacement for a worn or damaged original bridge.
Genuine Sellita OEM part – 100% authentic, Swiss made, factory‑fresh.
Secures the entire gear train – center wheel, third wheel, fourth wheel, escape wheel.
Precision‑machined steel – ensures correct end‑shake and pivot alignment.
Drop‑in replacement – no modification needed.
Essential for movement overhaul – restores original power flow stability.
| Parameter | Value |
|---|---|
| OEM Part Number | SW300‑110 |
| Compatibility | Sellita SW300, SW300‑1 families (also ETA 2892‑A2 compatible bridge) |
| Component Type | Train Wheel Bridge (gear train bridge) |
| Material | High‑grade steel |
| Condition | Brand New, Genuine OEM |
| Origin | Swiss Made |
Direct replacement for a cracked, bent, or worn original train wheel bridge during full service of Sellita SW300 or SW300‑1 movements.
Suitable for watches using the SW300 platform (e.g., Baume & Mercier Clifton, Oris Artix, Bremont, and many independent brands).
Professional watch repair and restoration.
Q1: Is this a genuine Sellita part?
Yes, it is a 100% authentic, Swiss‑made Sellita OEM component.
Q2: Which calibers is this bridge compatible with?
It is designed for the Sellita SW300 family (SW300, SW300‑1). It is also dimensionally compatible with the ETA 2892‑A2 train wheel bridge (some variants may require verification).
Q3: Why would the train wheel bridge need replacement?
Physical damage from impact, corrosion, or worn pivot holes can cause misalignment and poor gear meshing, affecting amplitude and timekeeping. A new bridge restores factory tolerances.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.
