Certina 25-682 Watch Spare Parts: Essential Overview for Collectors and Watchmakers
The Certina 25-682 is a Swiss automatic mechanical movement developed and produced between 1972 and 1977. It is an enhanced version of the 25-672 calibre, featuring a rapid beat rate of 28,800 vibrations per hour (vph) and 27 jewels, delivering a power reserve of roughly 42 hours. This calibre includes automatic winding, sweep seconds, and a day-date complication that requires date adjustment by advancing the time between 23:00 and 24:00, without quickset.
Key Technical Specifications
Movement Type: Automatic mechanical
Calibre: Certina 25-682
Size: 11.5 lignes (25.6 mm diameter)
Height: Approx. 5.98 mm
Jewels: 27 synthetic jewels
Beat Rate: 28,800 vibrations per hour (vph)
Power Reserve: About 42 hours
Functions: Sweep seconds, automatic winding, day and date
Common Spare Parts
Balance Assembly: Balance wheel, hairspring, staff, and regulator for precise timekeeping.
Mainspring: Optimally sized for consistent power supply and durability.
Escapement Components: Escape wheel and pallet fork ensure regulated movement.
Gear Train Wheels: Center, third, and fourth wheels crucial for smooth energy transfer.
Day-Date Mechanism: Date disc, day disc, intermediate wheels, jumpers for reliable calendar functions.
Setting and Winding Components: Stem, crown, clutch wheel, setting lever, springs for efficient manual operation.
Oscillating Weight: Internal mechanism enabling automatic winding.
Plates, Bridges & Screws: Provide structural stability and secure assembly.
Jewels: Synthetic rubies minimize friction and wear.
Hands & Dial Components: Authentic replacements maintain vintage aesthetics.
Maintenance and Sourcing Tips
Verify the calibre “25-682” stamping before acquiring spare parts.
Prefer New Old Stock (NOS) or genuine donor parts for authentic restorations.
Handle escapement, calendar, and winding mechanism components carefully.
Use lubricants designed for high beat vintage automatics.
Specialized retailers and online suppliers commonly stock these parts.
Importance of Genuine Spare Parts
Sustains accuracy, reliability, and longevity of the watch.
Preserves the collector’s value and historical authenticity.
Ensures professional, quality restoration for extended durability.
Using real parts guarantees your Certina 25-682 maintains its hallmark Swiss precision and dependability.
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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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