Certina 29-053 Watch Spare Parts: Comprehensive Guide for Collectors and Watchmakers
The Certina 29-053 is a renowned Swiss manual winding chronograph movement based on the Valjoux 23 calibre, known for its reliability and precision. This calibre has a diameter of 29.5 mm and a thickness of 5.85 mm, containing 17 synthetic jewels. It operates at a frequency of 18,000 vibrations per hour (vph) and offers a power reserve of approximately 46 hours. It features a pillar wheel chronograph mechanism with subsidiary seconds and 30/45-minute and 12-hour counters.
Key Technical Specifications
Movement Type: Manual winding chronograph (pillar wheel)
Calibre: Certina 29-053
Diameter: 29.5 mm
Height: 5.85 mm
Jewels: 17 synthetic jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: 46 hours
Functions: Chronograph with subsidiary seconds, 30/45 min, and 12-hour counters
Common Spare Parts
Pillar Wheel: Central to the smooth operation of chronograph start/stop/reset functions.
Chronograph Levers and Springs: Ensure precise control of the stopwatch feature.
Balance Assembly: Includes balance wheel, hairspring, staff, and regulator for accurate timekeeping.
Mainspring: Critical for consistent power delivery to the movement.
Escape Wheel & Pallet Fork: Regulate precise timekeeping and energy release.
Gear Train Components: Center, third, and fourth wheels transmit movement driven energy.
Setting and Winding Components: Stem, crown, clutch wheel, setting lever, and springs support manual winding and adjustment.
Chronograph Hammers & Brake Levers: Regulate chronograph resetting and operation.
Plates, Bridges & Screws: Provide structural integrity and secure component placement.
Jewels: Synthetic rubies reduce friction for extended movement longevity.
Hands & Dial Components: Authentic parts retain original watch aesthetics.
Maintenance and Sourcing Tips
Verify calibre “29-053” marking prior to ordering parts for accuracy.
Opt for New Old Stock (NOS) or trusted donor parts for authentic restoration.
Handle delicate chronograph components with care to avoid damage.
Use lubricants formulated for vintage chronograph movements.
Numerous specialist suppliers and vintage watch parts dealers stock these components regularly.
Importance of Genuine Spare Parts
Assures durability, accuracy, and proper chronograph function.
Maintains collector value and historical authenticity of the vintage timepiece.
Supports expert restoration ensuring long-lasting mechanical reliability.
Using genuine parts guarantees your Certina 29-053 continues to deliver classic Swiss chronograph precision and 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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