Junghans · Max Bill

Strap for Max Bill Ladies Stick

Takes 17 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width17 mm
Case diameter33 mm
Reference047/4251.00
FamilyMax Bill
MovementJunghans caliber J643.29 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

The Max Bill 047/4251.00, seen from the bench

The Junghans Max Bill features the automatic caliber J643.29 with hour, minute, second and date indication. The model has 17mm lugs and is distinguished by the essential design inspired by the principles of Bauhaus. The collection is named after the Swiss designer Max Bill, who collaborated with Junghans in the 1950s to develop this minimalist line.

Frequently asked questions

What is the lug width of the Junghans Max Bill 047/4251.00?

The Junghans Max Bill 047/4251.00 features a 17 mm lug width. This measurement is the distance between the spring bars that secure the strap to the case lugs. Always verify compatibility by measuring with a calliper or consulting Junghans documentation to ensure accurate fitment.

Which strap material is best suited for the Junghans Max Bill 047/4251.00?

We recommend vegetable-tanned leather straps in natural or soft brown for the 047/4251.00, as they complement the Bauhaus aesthetic and develop patina over time. Smooth black calf leather suits formal settings, whilst grey-taupe NATO straps offer daily versatility. Black vulcanised rubber is ideal for active wear. Avoid exotic leathers such as alligator, which would conflict with the watch's intentional minimalism.

How do I change the strap on the Junghans Max Bill 047/4251.00?

Place the watch on a soft surface with the lugs facing upward. Using a spring bar tool, gently apply pressure to compress the internal spring whilst sliding the bar out from one lug. Repeat for the opposite side. Align the new strap's holes with the lugs and reinsert each spring bar individually, ensuring the spring mechanism is fully engaged. Steady hands and proper tools are essential.

Can I use an aftermarket strap with 17mm lug width compatibility?

Yes. Any strap manufactured to 17mm lug width specification is functionally and aesthetically compatible with the 047/4251.00. Select artisanal manufacturers offering carefully selected leather and solid stitching, ensuring construction quality reflects the watch's sober design language. Milanostraps provides 17mm straps crafted with stringent quality control.

What is the typical lifespan of a leather strap on the Junghans Max Bill 047/4251.00?

A high-quality leather strap fitted to a 17mm lug width watch typically lasts 3-5 years with regular daily wear. Longevity depends on environmental humidity, frequency of wear, and maintenance care. Vegetable-tanned straps offer superior durability and aesthetic patination. Edge finishing quality and stitching integrity significantly influence lifespan. Protect the strap from excessive moisture and prolonged direct sunlight exposure.

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