Oris Caliber 391 Watch Movement spare parts
Oris Caliber 391 Watch Movement Spare Parts
The Oris Caliber 391 is a vintage Swiss manual-winding mechanical watch movement introduced around 1960. It belongs to the Oris 391–394 movement family and features a subsidiary seconds display. Its traditional construction makes it an interesting movement for vintage watch collectors, restorers and hobbyist watchmakers.
Commonly required spare parts include:
– Balance wheel and balance staff
– Hairspring and regulator components
– Pallet fork and escape wheel
– Mainspring and barrel components
– Centre wheel and third wheel
– Fourth wheel and pinions
– Winding stem and crown mechanism
– Setting lever and setting lever spring
– Ratchet wheel and crown wheel
– Jewels, screws and movement bridges
The Oris 391 shares its movement-family design with Calibers 392 and 394. Some components may be interchangeable, but compatibility should always be verified against the original part numbers and technical drawings.
Technical Specifications
Specification Details
Manufacturer Oris
Caliber 391
Origin Switzerland
Approx. introduction 1960
Movement type Manual winding
Jewels 17
Diameter 25.95 mm
Thickness 4.25 mm
Frequency 18,000 vibrations/hour
Power reserve Approximately 37 hours
Display Hours, minutes, subsidiary seconds
Escapement Pin-lever (catalogued specification)
Shock protection KIF
Oris Oris 391 Caliber Information
Restoration and Maintenance
Before purchasing replacement parts, watchmakers should inspect the movement carefully and identify worn or damaged components. Particular attention should be given to the balance assembly, mainspring, winding mechanism and escapement.
Original Oris Caliber 391 spare parts, donor movements and compatible components from related calibers can help preserve these vintage watches. Always compare dimensions and part references before installation.
The Oris Caliber 391 remains a worthwhile movement for enthusiasts interested in maintaining traditional Swiss mechanical watches.
For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]
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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