FHF-Font 641 Watch Spare Parts
The FHF (Font) 641 is a manual wind watch calibre known for its precision engineering and reliable performance. It features a sweep seconds mechanism and has a diameter of approximately 19.40 mm with a height of 4.30 mm. This calibre is equipped with 17 jewels and operates at a frequency of 18,000 vibrations per hour, delivering a power reserve typically around 51 hours. The FHF-Font series, including the 641, is recognized for its solid construction and has been widely used in vintage mechanical watches.
Key Spare Parts and Features:
Manual winding mechanism.
Sweep second hand for precise seconds tracking.
Size metrics: Diameter 19.40 mm, Height 4.30 mm.
Number of jewels: 17, which reduce friction and wear.
Frequency: 18,000 A/h, contributing to accurate timekeeping.
Power reserve: Around 51 hours under optimal conditions.
Common spare parts include winding stems, tirette springs, and tirettes, crucial for the winding and setting functions.
Replacement parts such as balance wheels, click springs, mainsprings, gears, and other movement components are available from specialized suppliers.
The FHF-Font 641 shares design characteristics with related calibres like FHF 64 and 57, facilitating interchangeability of certain parts.
Availability and Maintenance:
Spare parts for the FHF-Font 641 calibre can be sourced from dedicated watch parts suppliers with stock mostly available and reasonably priced.
Essential tools and lubricants such as Moebius natural oils are recommended to maintain the calibre’s smooth operation.
Collectors and restorers benefit from these parts to preserve or restore vintage watches with FHF-Font 641 movements.
The FHF-Font 641 remains a popular choice within the vintage watch community due to its dependable mechanics and availability of quality spare parts, supporting long-term maintenance and restoration efforts for these historical timepieces.
This concise guide summarizes the essential technical specifications and spare parts relevant to FHF-Font 641, ensuring accurate knowledge for watchmakers and collectors dealing with this calibre.
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Stem, Crown, Hands & Spares might be available for this movement.
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