Nomos Glashütte · Zürich

Strap for Zürich Braungold

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter40 mm
Reference823
FamilyZürich
MovementNomos Glashütte caliber Epsilon Hours, Minutes, Small Seconds
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Zürich 823

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Zürich 823, seen from the bench

The Zürich 823 by Nomos Glashütte embodies contemporary German watchmaking precision with a 39.70 mm stainless steel 316L case and 20 mm lug width. Powered by the Nomos Glashütte Epsilon caliber, a manual-wind movement beating at 21,600 vph, it features a sapphire caseback revealing the decorated plate and Glashütte-certified bridges. The fire-enameled copper dial displays Arabic numerals with a matte finish. Water resistant to 30 m, this instrument reflects Glashütte's construction philosophy where form follows function without compromise.

Frequently asked questions

What is the lug width of the Nomos Glashütte Zürich 823?

The lug width of the Nomos Glashütte Zürich 823 is 20 mm. This dimension is proportioned to the 39.70 mm case diameter and allows you to fit straps specifically designed for this width. You can verify it by measuring with a digital calliper the space between the spring bar terminals inside the lug.

What is the best strap for the Nomos Zürich 823?

There is no absolute 'best', but choices coherent with usage. For formal elegance, a vegetable-tanned alligator or calf in dark brown interprets the model's minimalist philosophy. For daily versatility, a black Cordura NATO offers resistance and austerity. For humid environments or technical use, an FKM rubber strap combines functionality with clean aesthetics.

How do I change the strap on the Nomos Zürich 823?

The strap is fastened with a spring bar positioned inside the lugs. Use a spring bar tool to gently compress the spring, releasing the strap from the lug. Repeat on the other side. To install the new strap, thread the spring bar end into the lug hole of the new strap and let it snap into place. The procedure takes seconds and requires no specialised tools.

Are 20mm aftermarket straps compatible with the Zürich 823?

Yes, any strap with a 20 mm lug width is mechanically compatible. However, we recommend considering strap thickness: the 823, with its elegant proportions, favours straps no thicker than 4–5 mm. Materials such as natural alligator, calf and premium NATO maintain these proportions, ensuring aesthetic balance.

How long does a leather strap last on the Nomos Zürich 823?

A quality leather strap, subject to moderate daily use, has an average lifespan of 3–5 years before replacement is required. This estimate depends on climate conditions, frequency of use, water exposure and maintenance. Vegetable-tanned leather tends to last longer than chrome-tanned leather, developing a patina that makes it even more attractive over time. Regular maintenance with specific creams significantly extends the strap's life.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only