The Basics

The MB&F Legacy Machine Split Escapement was launched in 2017. It features a new iteration of the Legacy Machine’s signature suspended balance wheel, with the anchor and escape wheel now concealed below the dial. The Launch Edition is available in four variations with the movement finish matching the frosted dial plates. Each version is limited to 18 pieces; -Blue frosted finish paired with rhodium-plated movement for the most classically elegant version; -Ruthenium frosting with similarly darkened movement evoking new-millennial functionality and putting the focus on the white lacquer dials (pictured); -Red gold frosting and movement conveying warmth and accessibility, its subtle roseate sheen emphasising the intense hue of the blued hands; -Yellow-gold frosting and movement finish: the strongest aesthetic affinity with the era inspiring the Legacy Machine collection, an era that defined the precepts of modern watchmaking.

Brand: MB&F
Family: Legacy Machines
Reference: 03.WL.FB
Name: Legacy Machine Split Escapement Launch Edition Grey
Produced: 2017
Limited: Yes, 18 units

Below is a detailed look at MB&F’s model 03.WL.FB from Legacy Machines watch family, including the price, case details and movement features.

MB&F Legacy Machines 03.WL.FB

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The Details

MB&F’s Legacy Machine Split Escapement Launch Edition Grey (03.WL.FB) was originally released in 2017. This watch features a hand-wound movement beating at a frequency of 18000 bph ( 3 Hz) to provide a 45-hour power reserve when fully wound.

The Case

The white gold case measures 44mm in diameter and roughly 17.5mm thick. The round case is paired with a white color dial with proprietary-shaped hands, and a roman numerals hour markers and minute track, covered by a sapphire glass. MB&F’s Legacy Machines model 03.WL.FB is water resistant up to 30 meters (98 ft). A display caseback is over the back of the watch case.

Material: White gold
Glass: Sapphire
Back: Display
Shape: Round
Diameter: 44mm
Height: 17.5mm
Lug Width: N/Amm
W/R: 30

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Legacy Machines 03.WL.FB movement is a powered by caliber LM2 made by MB&F. The 44-jewel hand-wound movement is mm in diameter. Its balance wheel oscillates at 18,000 semi-oscillations per hour or 3 Hz. This movement offers a 45-hour power reserve.

Type: Hand-Wound
Brand: MB&F
Caliber: LM2
Base: N/A
Display: Analog
Diameter: mm
Jewels: 44
Reserve: 45 hours
Frequency: 18000 bph
Time: Hours, Minutes

The Price

How much does the MB&F’s Legacy Machines 03.WL.FB cost? This watch was introduced in 2017 and has been in MB&F’s collection for around . This watch is a limited edition with just 18 pieces released. As with most luxury watches, the price of depends on the availability and demand.


For more information, visit MB&F online.


  • Brand: MB&F
  • Model: Legacy Machine Split Escapement Launch Edition Grey
  • Reference Number: 03.WL.FB
  • Limited: Yes, 18 units

Case & Dial:

  • Material: White gold
  • Glass: Sapphire
  • Back: Display
  • Diameter: 44
  • Thickness: 17.5
  • Lug Width: N/A
  • Dial Color: White
  • Indexes: Roman Numerals and Proprietary-shaped hands
  • Water Resistance: 30 meters


  • Winding: Hand-Wound
  • Brand: MB&F
  • Caliber: LM2
  • Display: Analog
  • Diameter: mm
  • Jewels: 44
  • Power Reserve: 45 hours
  • Frequency: 18000 bph
  • Functions: Hours, Minutes

About MB&F

MB&F logo

Maximilian Busser and Friends, normally shortened down to MB&F, is a Swiss watch brand founded by Maximilian Busser in July 2005 and based in Geneva, Switzerland.

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