Certina 29-0631 Watch Spare Parts: Detailed Guide for Collectors and Watchmakers
The Certina 29-0631 is a manual winding chronograph movement based on the Valjoux 234 calibre, known for its precision and reliability. This movement, used in Certina’s classic chronographs such as the DS 2 Chronolympic, features 17 jewels and beats at 21,600 vibrations per hour (vph), delivering exceptional accuracy for vintage watches.
Key Technical Specifications
Movement Type: Manual winding chronograph
Calibre: Certina 29-0631 (Valjoux 234 base)
Diameter: Approximately 29.5 mm
Jewels: 17 synthetic jewels
Beat Rate: 21,600 vibrations per hour (vph)
Functions: Chronograph, subsidiary seconds, date complication
Common Spare Parts
Balance Assembly: Consists of balance wheel, hairspring, staff, and regulator to maintain precise timing.
Pallet Fork & Escape Wheel: Critical components regulating the escapement mechanism.
Gear Train: Includes center, third, and fourth wheels essential for power transmission.
Mainspring: Supplies the necessary power for movement operation.
Chronograph Mechanism: Pillar wheel, chronograph levers, hammers, and springs responsible for stopwatch functions.
Setting and Winding Parts: Stem, crown, setting lever, clutch wheel, and springs for manual winding and setting of time.
Jewels: Synthetic rubies reduce friction and extend component life.
Plates, Bridges & Screws: Structural components provide stability and secure assembly.
Hands & Dial Parts: Authentic replacements preserve vintage aesthetics.
Maintenance and Sourcing Tips
Ensure compatibility by confirming the “29-0631” calibre marking on the movement.
Prefer genuine New Old Stock (NOS) parts or authentic donor components for restoration.
Handle delicate chronograph parts carefully, especially the escapement and lever components.
Use specialized lubricants suitable for vintage chronograph movements.
Trusted suppliers and specialist vintage dealers offer a good selection of Certina 29-0631 parts.
Importance of Genuine Spare Parts
Guarantees accurate chronograph performance and reliable functionality.
Maintains the watch’s collector value and historical authenticity.
Supports professional-quality restorations ensuring longevity.
Using genuine parts will keep your Certina 29-0631 chronograph performing with Swiss precision and timeless craftsmanship.
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Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
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