Junghans · Max Bill

Strap for Max Bill Ladies Stick White

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
Reference047/4355.00
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 047/4355.00, seen from the bench

The Junghans Max Bill 047/4355.00 is a 32.70 mm stainless steel watch embodying Bauhaus rationalism with no ornamental excess. It features the Junghans caliber J643.29 quartz movement, measuring 47.5 mm in length and 9 mm in height, with a satin-finished steel case. The lug width is 17.00 mm—a precise dimension critical for aftermarket strap selection. This model demands strap materials that respect its austere aesthetic: vegetable-tanned black alligator, smooth calf leather, robust NATO fabric, or satin FKM rubber are appropriate choices.

Frequently asked questions

What is the exact lug width of the Junghans Max Bill 047/4355.00?

The Junghans Max Bill 047/4355.00 has a lug width of exactly 17.00 mm. This is the internal distance between the lugs where the spring bars attach. Do not confuse this with the outer diameter of the lugs themselves, which is approximately 18 mm. To verify correctly, measure with a digital calliper positioned between the two lug pins. Compatible straps must be precisely 17 mm wide.

What is the best strap material for the Max Bill 047/4355.00?

For the Max Bill 047/4355.00, the ideal strap depends on intended use. Black alligator leather with vegetable tanning maintains the Bauhaus austerity of the design. Smooth, vegetable-tanned calf in tobacco brown adds warmth without compromising minimalist aesthetics. A NATO strap in grey, cream, or navy canvas is the most versatile and contemporary choice, perfect for a watch conceived as a daily instrument. Matte rubber is ideal for humid environments and sports activities. Avoid glossy finishes, prominent branding, or excessive stitching—these would undermine the stylistic purity of the design.

How do I change the strap on the Junghans Max Bill 047/4355.00?

Strap replacement is straightforward: position the watch on a surface with the strap facing upward. Use a spring bar tool (with a fork-shaped tip) to gently push the spring bar inward so it retracts. Once released, the old strap slides out freely. Insert the new 17 mm strap, aligning the holes, and snap the spring bar back into position. Repeat on the other side. The process takes less than 2 minutes if you have the correct tool. Note: the Max Bill uses standard spring bars compatible with any quality 17 mm strap.

Can I use an aftermarket strap compatible with the Max Bill 047/4355.00?

Yes, the Max Bill 047/4355.00 accepts quality aftermarket straps as long as the lug width is precisely 17 mm. Artisanal leather straps (alligator, calf, shell cordovan) offer superior aesthetic and tactile options compared to original straps. Always verify that the strap is certified 17 mm and that the leather is vegetable-tanned if you want natural patina development over time. Aftermarket straps can completely transform the character of the watch, allowing you to adapt it to different contexts.

What is the lifespan of a leather strap on the Max Bill 047/4355.00?

A quality leather strap (alligator or vegetable-tanned calf) worn daily will last 3–5 years, depending on intensity of use and care. Moisture, perspiration, and sun exposure accelerate aging. A robust canvas NATO strap lasts 5–7 years. Matte rubber resists wear for 4–6 years before showing signs of use. Artisanal straps develop natural patina over time, increasing in aesthetic value. To extend lifespan, remove the watch at night and in high-humidity environments. A well-maintained strap can last twice as long.

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