Zeitwinkel · 39mm Midsize

Strap for 081° Rhodium

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

Lug width18 mm
Case diameter39 mm
Reference081° Rhodium
Family39mm Midsize
MovementZeitwinkel caliber ZW0102 CS hours, minutes, seconds | date
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 39mm Midsize 081° Rhodium

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The 39mm Midsize 081° Rhodium, seen from the bench

The Zeitwinkel 39mm Midsize reference 081° Rhodium is equipped with the ZW0102 CS caliber with hour, minute, second and date indication. The case has a diameter of 39mm with 18mm lugs. The movement offers the essential time display functions with a date complication.

Frequently asked questions

What is the lug width of the Zeitwinkel 39mm Midsize 081° Rhodium?

The lug width of the Zeitwinkel 081° Rhodium is 18mm. This measurement is taken from the inner base of one lug to the other, perpendicular to the case plane. It is a specific dimension of the Midsize collection, intermediate between standard 16mm and 20mm formats, requiring purpose-designed straps.

What is the best strap material for the 081° Rhodium?

The optimal strap depends on intended use. For elegance: dark brown alligator or black calf with vegetable tanning. For versatility: grey-blue NATO canvas. For sportivity and waterproofing: butyl rubber. The rhodium dial harmonises chromatically with diverse material palettes, allowing considerable aesthetic and functional freedom.

How do I change the strap on the Zeitwinkel 081° Rhodium?

Position the watch case-down on a stable surface. Using a spring bar tool, apply inward pressure on the metal lug pin to release tension. Extract the spring bar, remove the old strap, and insert the new one, ensuring the pin aligns precisely within both 18mm lugs before full seating.

Can I use aftermarket straps compatible with the Zeitwinkel 081° Rhodium?

Yes, provided they are specifically dimensioned for 18mm lug width. Straps of different dimensions (16mm, 20mm) will not seat correctly without risk of lug damage. milanostraps.it offers a curated selection of artisanal 18mm straps, customisable and ready to ship.

What is the average lifespan of a leather strap for this watch?

A quality leather strap (alligator, vegetable-tanned calf) typically lasts 3-5 years under regular daily wear. Longevity depends on solar exposure, humidity, wear frequency, and maintenance (conditioning with natural oils). Seasonal strap rotation significantly extends operational 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