Oris Caliber 725 Watch Movement spare parts
Oris Caliber 725 Watch Movement Spare Parts
The Oris Caliber 725 is a historic Swiss mechanical watch movement introduced around 1970. It is particularly significant in Oris history because it powered the original Oris Chronoris, the company’s first chronograph watch. Developed for vintage sports-watch applications, this manually wound movement features a chronograph function and date display.
The Caliber 725 is an interesting movement for vintage watch enthusiasts and hobbyist watchmakers because of its distinctive construction and historical importance. Its single-pusher chronograph mechanism makes it especially valuable for restoration and mechanical study.
Technical Specifications
– Manufacturer: Oris
– Caliber: 725
– Movement type: Mechanical, manual winding
– Jewels: 17
– Frequency: 18,000 vibrations per hour (2.5 Hz)
– Movement diameter: 27.00 mm (12 lignes)
– Seconds: Central sweep seconds
– Functions: Chronograph and date
– Period: Introduced around 1970
– Application: Oris Chronoris vintage watches
Oris Caliber 725 Spare Parts
Finding suitable replacement components is important when servicing or restoring this vintage movement. Commonly listed spare parts include:
– Balance wheel and balance staff
– Balance cock and hairspring
– Mainspring and barrel assembly
– Escape wheel and fourth wheel
– Centre wheel and third wheel
– Pallet fork and pallet cock
– Winding stem and winding pinion
– Crown wheel and ratchet wheel
– Setting lever and click spring
– Chronograph operating components
– Minute wheel and hour wheel
– Bridges, screws and jewels
Restoration and Maintenance
When repairing an Oris Caliber 725, watchmakers should carefully inspect the chronograph mechanism, balance assembly, wheel pivots and winding system. Due to the age of this movement, original replacement components may be difficult to source.
The Oris Caliber 725 remains an important vintage movement for collectors and restorers, preserving an early chapter in the history of Oris chronograph 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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