Technical Archive

Nomos Glashütte
Metro 1101— lug 18mm

Nomos Glashütte Metro 1101: 18mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Metro

Artisanal Note

"This model requires a precise 18mm lug width to preserve the original sartorial balance."

Technical Specifications

Nomos Glashütte 1101
Lug Width
18 mm

The essential strap measurement.

Browse 18mm straps →
Reference

1101

Movement

Nomos Glashütte caliber DUW 4401 Hours, Minutes, Small Seconds | Date | Power Reserve Indicator

The Heritage

The Nomos Glashütte Metro 1101 is a masterpiece of contemporary watchmaking design, conceived by Mark Braun in 1992. It features a 37mm stainless steel case with pure Bauhaus geometry and stick indices. The DUW 4401 caliber movement provides hours, minutes, small seconds, date, and power reserve indicator. The 18mm lug width ensures perfect proportions and compatibility with the case structure.

FAQ

What is the lug width of the Nomos Glashütte Metro 1101?

The lug width of the Nomos Glashütte Metro 1101 is 18mm. This measurement represents the distance between the strap attachment points and should be measured perpendicular to the case lugs using a digital calliper. Verifying that the value falls between 17.8mm and 18.2mm ensures mechanical compatibility without forcing.

Which strap is most recommended for the Nomos Metro 1101?

The Nomos Metro 1101, given its rationalist Bauhaus aesthetic, finds ideal pairing with alligator or vegetable-tanned Italian leather straps. These materials respect the design's simplicity and develop patina over time, evolving alongside the watch. For a more contemporary approach, cotton-polyester NATO straps offer chromatic versatility whilst maintaining absolute functionality.

How do I change the strap on a Nomos Metro 1101?

Strap replacement on the Metro 1101 is accomplished via spring bars present at the attachment points. Using a spring bar tool, gently compress the springs and free the bar from one side, then extract the old strap. Insert the new strap by aligning the holes with the spring bars, then verify that both sides are correctly locked. Never force the lug passages: an 18mm lug width measured precisely will enter with natural ease.

Can I use an aftermarket 18mm strap on any watch with an 18mm lug width?

Yes, straps with an 18mm lug width are universally compatible with any timepiece featuring the same attachment width, including the Nomos Metro 1101. However, it is advisable to verify visual proportions: an overly robust strap might unbalance a thin case such as the Metro's. Milano Straps proposes configurations aesthetically calibrated for this specific model.

What is the expected lifespan of a leather strap?

A vegetable-tanned leather strap, under moderate daily use and regular maintenance (monthly cleaning and conditioning), has an average lifespan of 5–8 years. Shell cordovan, owing to its superior cellular density, can reach 10–12 years. Alligator leather, with natural patina development, can exceed 10 years if protected from highly aggressive environments. Longevity depends on exposure to moisture, heat, and mechanical wear: moderate use and seasonal rotation extend strap life considerably.