FHF-Font 691N-M8 ST Watch Spare Parts
The FHF-Font 691N-M8 ST is a classic manual winding watch movement known for its precision and durability. This calibre runs at 21,600 beats per hour (bph) with a sweeping seconds function and a robust 3/4 plate design. It includes a date complication typically paired with a round date module of 19.4 mm diameter.
Key Details for FHF-Font 691N-M8 ST:
Movement type: Manual wind
Dimensions: Approximately 15.3 x 17.8 mm
Height: 3.60 mm
Jewels: 17 jewels for smooth mechanical operation
Frequency: 21,600 A/h (vibrations per hour)
Power reserve: Around 47 hours
Design: 3/4 plate with a sweep second hand
Date function: Commonly equipped with a round date module 19.4 mm
Spare parts availability for the FHF-Font 691N-M8 ST includes essential components such as:
Stems and crowns
Clutch wheels
Ratchet wheels
Winding pinions
Crown wheels and crown wheel rings
Setting levers and screws
Yoke springs and yokes
Escape wheels
Cannon pinions
Hour, minute wheels, and various gears
Jewels (upper and lower cap jewels for balance)
Regulator parts (flat hairspring and Breguet hairspring)
These spare parts are critical for repairs and servicing of this calibre, ensuring longevity and reliable performance of vintage timepieces using the FHF-Font 691N-M8 ST movement.
The FHF-Font 691N-M8 ST remains a favored calibre among watchmakers and collectors due to its well-engineered mechanical features and the relatively good availability of spare parts, facilitating restoration and ongoing maintenance.
This article highlights the technical specifications and parts availability essential for understanding and servicing the FHF-Font 691N-M8 ST watch movement, an important piece in horological repair work.
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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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