




Bulova 11 BLACD Watch Spare Parts: Comprehensive Guide for Collectors and Watchmakers
The Bulova 11 BLACD is a notable automatic mechanical watch movement launched around 1970. Known for its excellent engineering and durability, this calibre has 17 to 23 jewels, a power reserve of approximately 45 hours, and operates at 18,000 vibrations per hour. It features a sweep seconds hand and a date function that is set between 22:00–24:00 hours. Its 26 mm diameter and slim profile make it a popular choice among vintage Bulova collectors and repair specialists.
Key Technical Specifications
Calibre: Bulova 11 BLACD
Movement Type: Automatic with sweep seconds and date function
Jewels: 17 to 23 synthetic rubies
Diameter: 26 mm
Frequency: 18,000 vibrations per hour
Power Reserve: Approximately 45 hours
Era: Circa 1970
Common Spare Parts
Rotor & Bearing: Drives the self-winding mechanism
Balance Wheel & Staff: Controls oscillation and precision timing
Mainspring & Barrel: Stores and releases power consistently
Escape Wheel & Pallet Fork: Regulate the escapement
Cannon Pinion & Hour/Minute Wheels: Drive the watch hands
Winding Stem & Crown: Allow manual winding and time/date setting
Date Mechanism Components: Levers, springs, and correctors for rapid date adjustment
Shock Absorbers: Protect delicate components from damage
Hands & Dial Parts: Original style replacements maintain vintage authenticity
Case Screws & Fasteners: Secure movement inside the watch case
Maintenance and Sourcing Tips
Confirm “11 BLACD” markings for authentic part sourcing
Acquire New Old Stock (NOS) or genuine Bulova parts from trusted dealers
Follow detailed exploded diagrams for accurate repairs
Professional watchmaker support is advised for complex restorations
Importance of Genuine Spare Parts
Maintains optimal movement performance and longevity
Preserves vintage Bulova craftsmanship and collector value
Ensures high-quality, dependable restorations
Using genuine Bulova 11 BLACD spare parts is vital for maintaining the accuracy, reliability, and historical integrity of these classic automatic watches treasured worldwide by horology enthusiasts.
For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]
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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