The Basics

In addition to being an homage to Robert Mühle, Mühles’ special edition features a complication never before found in a Mühle wristwatch: a newly-designed Auf/Ab (up/down) display. The round scale of the up/down display, which is open at the top, is located at the 12 o’clock position on the silver-coloured dial. It shows the watch’s power reserve, namely the amount of time left before wearers need to rewind the movement. The movement of the Robert Mühle Auf/Ab has a power reserve of 56 hours when fully wound. Reference M1-11-15-LB has a silver dial and is fitted a black crocodile leather strap.

Brand: Mühle Glashütte
Family: Robert Mühle
Reference: M1-11-15-LB
Name: Robert Mühle Auf/Ab Silver / Strap
Produced: 2014
Limited: Yes, 145 units

Below is a detailed look at Mühle Glashütte’s model M1-11-15-LB from Robert Mühle watch family, including the price, case details and movement features.

Mühle Glashütte Robert Mühle M1-11-15-LB

- Advertisement -

The Details

Mühle Glashütte’s Robert Mühle Auf/Ab Silver / Strap (M1-11-15-LB) was originally released in 2014. This watch features a hand-wound movement beating at a frequency of 21600 bph ( 3 Hz) to provide a 56-hour power reserve when fully wound.

The Case

The stainless steel case measures 44mm in diameter and roughly 13mm thick, with 22mm lug width. The round case is paired with a white color dial with alpha-shaped hands, and a roman numerals hour markers and minute track, covered by a sapphire glass. Mühle Glashütte’s Robert Mühle model M1-11-15-LB is water resistant up to 100 meters (328 ft). A display caseback is over the back of the watch case.

Material: Stainless steel
Glass: Sapphire
Back: Display
Shape: Round
Diameter: 44mm
Height: 13mm
Lug Width: 22mm
W/R: 100

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Robert Mühle M1-11-15-LB movement is a powered by caliber RMK 01 made by Mühle Glashütte. The 29-jewel hand-wound movement is 36.6mm in diameter. Its balance wheel oscillates at 21,600 semi-oscillations per hour or 3 Hz. This movement offers a 56-hour power reserve.

Type: Hand-Wound
Brand: Mühle Glashütte
Caliber: RMK 01
Base: ETA 6498-1
Display: Analog
Diameter: 36.6mm
Jewels: 29
Reserve: 56 hours
Frequency: 21600 bph
Time: Hours, Minutes, Small Seconds
Additionals: Power Reserve Indicator

The Price

How much does the Mühle Glashütte’s Robert Mühle M1-11-15-LB cost? This watch was introduced in 2014 and has been in Mühle Glashütte’s collection for around . This watch is a limited edition with just 145 pieces released. As with most luxury watches, the price of depends on the availability and demand.


For more information, visit Mühle Glashütte online.


  • Brand: Mühle Glashütte
  • Model: Robert Mühle Auf/Ab Silver / Strap
  • Reference Number: M1-11-15-LB
  • Limited: Yes, 145 units

Case & Dial:

  • Material: Stainless steel
  • Glass: Sapphire
  • Back: Display
  • Diameter: 44
  • Thickness: 13
  • Lug Width: 22
  • Dial Color: White
  • Indexes: Roman Numerals and Alpha-shaped hands
  • Water Resistance: 100 meters


  • Winding: Hand-Wound
  • Brand: Mühle Glashütte
  • Caliber: RMK 01
  • Display: Analog
  • Diameter: 36.6mm
  • Jewels: 29
  • Power Reserve: 56 hours
  • Frequency: 21600 bph
  • Functions: Hours, Minutes, Small Seconds

About Mühle Glashütte

Mühle Glashütte logo

No description is available.

Mühle Glashütte Watches

Discover new luxury watches and watch brands for men and women from our database of over 20,000 watches across more than 100 different brands.


Please enter your comment!
Please enter your name here