Nomos Glashütte · Tangente

Strap for Tangente Midnight Blue See-Through

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter35 mm
Reference133
FamilyTangente
MovementNomos Glashütte caliber Alpha 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 Tangente 133

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Tangente 133, seen from the bench

The Tangente represents one of the fundamental models of Nomos Glashütte's production, characterized by the Bauhaus design with a white dial and Arabic indices. It is equipped with the manual-winding Alpha caliber with hours, minutes and small seconds functions. The case features 18mm lugs for the strap.

Frequently asked questions

What is the lug width of the Nomos Glashütte Tangente 133?

The lug width of the Nomos Glashütte Tangente 133 is 18 millimetres. This dimension is determined by the internal distance between the two case lugs and represents the standard compatibility specification for all aftermarket straps. Always measure your watch directly before purchasing a replacement strap.

Which type of strap pairs best with the Tangente 133?

The Tangente 133 accommodates multiple interpretations: a vegetable-tanned calf leather strap emphasises the minimalist Bauhaus heritage, whilst a cotton NATO adds daily versatility. For formal occasions, alligator or shell cordovan offer uncompromising elegance. Choice depends on intended wear and personal colour palette, always maintaining proportions harmonious with the 35mm diameter.

How do I change the strap on a Nomos Glashütte Tangente 133?

Strap replacement requires a spring bar tool to remove the pins securing the strap to the case. Position the pointed tip of the tool in the small groove on the pin, push inward and retract the pin to release it from one lug. Repeat on the opposite side. Insert the new strap by aligning it with the case attachments and reposition the pins until a distinct click is felt. Avoid excessive twisting, which could damage the artisanal strap.

Can I use an aftermarket strap on a Nomos Glashütte Tangente 133?

Yes, absolutely. Any strap with an 18-millimetre lug width is compatible. We recommend selecting specialised manufacturers that guarantee construction quality consistent with the watch's level. Italian artisanal straps often offer finishing and material selection superior to OEM options, allowing you to personalise the character of your watch over time.

How long does a leather strap typically last on a Tangente 133?

Longevity depends on intensity of wear and maintenance. A vegetable-tanned leather strap can last 5–8 years of moderate daily use before replacement is necessary. Factors such as humidity, sun exposure and water contact accelerate ageing. Regular maintenance with neutral creams and storage in a dry environment extend useful life. Shell cordovan and alligator are more resilient and can exceed a decade of service.

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.

Request an appointment →

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