MB&F caliber LM Perpetual

Brand:MB&F
Reference:LM Perpetual
Movement:Handwound
Display:Analog
Jewels:41
Reserve:72
Frequency:18000
Date:Date, Day, Leap Year, Month
Hands:Hours, Minutes
Additionals:Power Reserve Indicator
MB&F caliber LM Perpetual

LM Perpetual description

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

All watches using the MB&F LM Perpetual movement:

MB&F Legacy Machine Perpetual Red Gold (03.RL.W)

03.RL.W MB&F Legacy Machine Perpetual Red Gold
MB&F Legacy Machine Perpetual Platinum (03.PL.W)

03.PL.W MB&F Legacy Machine Perpetual Platinum
MB&F Legacy Machine Perpetual White Gold / Purple (03.WL.P)

03.WL.P MB&F Legacy Machine Perpetual White Gold / Purple
MB&F Legacy Machine Perpetual White Gold (03.WL.B)

03.WL.B MB&F Legacy Machine Perpetual White Gold
MB&F Legacy Machine Perpetual Titanium / Green (03.TL.G)

03.TL.G MB&F Legacy Machine Perpetual Titanium / Green
MB&F Legacy Machine Perpetual Yellow Gold (03.YL.BL)

03.YL.BL MB&F Legacy Machine Perpetual Yellow Gold
MB&F Legacy Machine Perpetual Evo Blue (07.ZR.BU)

07.ZR.BU MB&F Legacy Machine Perpetual Evo Blue
MB&F Legacy Machine Perpetual Evo Orange (07.ZR.OR)

07.ZR.OR MB&F Legacy Machine Perpetual Evo Orange
MB&F Legacy Machine Perpetual Evo Black (07.ZR.BL)

07.ZR.BL MB&F Legacy Machine Perpetual Evo Black
MB&F Legacy Machine Perpetual Evo Green (07.T.GU)

07.T.GU MB&F Legacy Machine Perpetual Evo Green