Introducing the MB&F – Special Project One
MB&F has spent two decades developing watches that prioritize unconventional mechanics and dimensional design. The brand’s latest release, the MB&F – Special Project One, continues this approach with a 38mm case that combines legible timekeeping with visible movement architecture.
A Fusion of Elegance and Innovation
Originally coded as “Three Circles,” the Special Project One presents a case that reads cleanly from the dial side. The 38mm diameter accommodates daily wear across dress and casual applications. Closer inspection reveals the movement structure—a mechanical system displayed through the caseback, where owners can observe the gears, springs, and balance wheel at work.
Design Inspiration
MB&F’s design strategy here departs from the sculptural, multi-dimensional cases the house is known for. The 38mm proportions favor wrist comfort and conventional dress codes. The dial remains restrained, positioning the movement architecture as the primary visual focus rather than surface decoration.
Technical Excellence
The movement is visible through the case, allowing direct observation of the mechanical elements. MB&F manufactures the calibre in-house, controlling tolerances and finishing throughout assembly. This transparency demonstrates the brand’s production standards and the precision required in each component—mainspring, escapement, jeweling, and decoration.
Conclusion: A New Era for MB&F
The MB&F – Special Project One represents a deliberate shift toward accessible dimensions and legible design language. The watch preserves MB&F’s engineering depth while shedding the elaborate case forms that define other models. Collectors accustomed to the brand’s sculpture-forward aesthetic will find a different proposition here—one that prioritizes dial clarity and movement observation over dimensional drama.
For those intrigued by MB&F’s direction, explore MB&F collections to review the brand’s full catalog.
Frequently Asked Questions
What is the case size of the MB&F Special Project One?
The MB&F Special Project One features a 38mm case size, designed for daily wear and suited to both formal and casual dress codes while maintaining a compact presence on the wrist.
What makes the MB&F Special Project One’s design unique?
Originally designated “Three Circles,” the Special Project One prioritizes dial legibility and movement visibility. Unlike many MB&F models that emphasize dimensional case architecture, this watch features a conventional profile with a caseback display of the mechanical movement.
Can you see the movement in the MB&F Special Project One?
Yes, the mechanical movement is visible through the caseback, exposing the in-house calibre, mainspring, balance wheel, and finishing. This transparency allows owners to observe the assembly quality and production standards MB&F applies throughout manufacture.

