Technical Archive

Nomos Glashütte
Tangente 191— lug 18mm

Nomos Glashütte Tangente 191: 18mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Tangente Neomatik Blue Gold / Closed Back

Artisanal Note

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

Technical Specifications

Nomos Glashütte 191
Lug Width
18 mm

The essential strap measurement.

Browse 18mm straps →
Reference

191

Movement

Nomos Glashütte caliber DUW 3001 Hours, Minutes, Small Seconds

The Heritage

The Nomos Glashütte Tangente 191 is a 35 mm stainless steel watch embodying Bauhaus design principles with a minimalist approach. It features a manually wound DUW 3001 caliber with 21 jewels, operating at 21,600 beats per hour with a precision of −2 to +2 seconds per day. The hand-enameled dial is available in Silver, Blue, and Black, and the movement is visible through a sapphire crystal caseback. The 18 mm lug width is specifically proportioned for the 35 mm case diameter.

FAQ

What is the lug width of the Nomos Glashütte Tangente 191?

The Nomos Glashütte Tangente 191 features a lug width of 18 millimetres. This specification is standard for this reference and must be verified with a digital calliper positioned perpendicularly to the lugs at mid-height of the notch. Confirming this measurement is essential before ordering a replacement strap.

What is the best strap for the Nomos Glashütte Tangente 191?

For the 191, a superior quality alligator with vertical grain represents the most coherent bespoke choice, as it respects the geometric and minimalist rigour of the watch. Alternatively, vegetable-tanned calf leather with smooth grain in dark brown tones, or a cotton-silk NATO provides versatility whilst maintaining constructive elegance. Rubber with fine texture is recommended for daily sport use.

How do I change the strap on the Nomos Glashütte Tangente 191?

To change the 191's strap, you must remove the spring bars from the lugs using a dedicated extraction tool. Gently compress the spring bar on one side and lift the strap, then repeat on the other side. Align the new strap's end to the lug hole, then reinsert the spring bar ensuring it is fully secured. We recommend consulting a specialist watchmaker if you lack experience.

Can I use an aftermarket compatible strap on the Nomos Glashütte Tangente 191?

Yes, you may use aftermarket straps provided they respect the 18-millimetre lug width. Milano Straps offers a curated selection of artisanal leather, NATO, and rubber straps specifically compatible with the 191, chosen to dialogue aesthetically with the Bauhaus design ethos of the watch and warranted for constructive durability.

How long does a leather strap last on the Nomos Glashütte Tangente 191?

The lifespan of a leather strap depends on intensity of use, climatic conditions, and material quality. A superior vegetable-tanned calf, worn daily, guarantees a useful life of 18–36 months before replacement. An alligator of superior quality may last up to 5 years with moderate use. The patina that develops over time is natural and imparts character to the strap.