Oris Caliber 431 Watch Movement spare parts
Oris Caliber 431 Watch Movement Spare Parts
The Oris Caliber 431 is a vintage mechanical watch movement of interest to collectors, vintage watch enthusiasts, and hobbyist watchmakers. When restoring an Oris watch fitted with this calibre, sourcing compatible original spare parts is important for maintaining its mechanical performance and preserving its originality.
Spare parts and components to look for:
– Balance Wheel: Essential for regulating the movement and maintaining accurate timekeeping.
– Balance Cock: Supports the balance assembly and helps maintain correct positioning.
– Pallet Fork: Transfers energy from the escape wheel to the balance assembly.
– Escape Wheel: A critical component of the escapement mechanism.
– Mainspring: Supplies the power required to operate the movement.
– Barrel Assembly: Houses the mainspring and delivers power to the gear train.
– Gear Train: Includes the centre, third, fourth, and escape wheels.
– Winding Components: Includes the winding stem, crown wheel, ratchet wheel, and associated parts.
– Setting Mechanism: Components responsible for hand-setting and time adjustment.
– Jewels and Screws: Small but important components required for proper assembly and reduced friction.
Technical Specifications
Specification Details
Brand Oris
Calibre 431
Movement type Mechanical
Jewels 4 jewels
Movement family Oris 430 series
Special features Alarm-related components
Spare parts reference Oris 430–437 parts catalogue
The Oris 431 belongs to the vintage 430-series family. Its parts documentation identifies dedicated components such as winding knobs, alarm-setting hands, stop knobs, dial screws, and other case-related fittings.
Restoration and Spare Parts Identification
When servicing an Oris Caliber 431, watchmakers should inspect the winding mechanism, alarm components, gear train, escapement, and balance assembly. Pay particular attention to worn pivots, damaged teeth, corrosion, and missing screws.
– Check the alarm mechanism for correct operation.
– Inspect the mainspring and barrel for wear.
– Examine the balance assembly for damage.
– Verify the condition of the winding and hand-setting components.
– Use the original parts catalogue to confirm part numbers before ordering replacements.
Important: Some components may be shared across related Oris calibres, but interchangeability should always be confirmed using the original parts diagrams.
The Oris Caliber 431 remains an interesting restoration project for collectors who appreciate vintage mechanical alarm watches.
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Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
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