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| Brand: | MB&F |
|---|---|
| Family: | Legacy Machines |
| Reference: | 03.YL.BL |
| Name: | Legacy Machine Perpetual Yellow Gold |
| Produced: | 2020 |
| Limited: | No |
| Material: | Yellow gold |
|---|---|
| Glass: | Sapphire |
| Back: | Open |
| Shape: | Round |
| Diameter: | 44.00 mm |
| Height: | 17.50 mm |
| W/R: | 30.00 m |
| Color: | White |
|---|---|
| Indexes: | Roman Numerals |
| Hands: | Proprietary |
The MB&F Legacy Machine Perpetual ref. 03.YL.BL was introduced in 2020. This limited edition of 25 pieces has a yellow gold case.
Fully integrated perpetual calendar developed for MB&F by Stephen McDonnell, featuring dial-side complication and mechanical processor system architecture with inbuilt safety mechanism. Manual winding with double mainspring barrels. Bespoke 14mm balance wheel with traditional regulating screws visible on top of the movement. Superlative hand finishing throughout respecting 19th century style: internal bevel angles highlighting hand craft; polished bevels; Geneva waves; hand-made engravings.
Power reserve: 72 hours
Balance frequency: 18,000bph / 2.5Hz
Number of components: 581
Number of jewels: 41
| Type: | Handwound |
|---|---|
| Brand: | MB&F |
| Caliber: | LM Perpetual |
| Display: | Analog |
| Jewels: | 41 |
| Reserve: | 72 h |
| Frequency: | 18000 bph |
| Time: | Hours, Minutes |
| Date: | Date, Day, Leap Year, Month |
| Additionals: | Power Reserve Indicator |
More watches using the MB&F LM Perpetual caliber