Technical Archive

Junghans
Max Bill 027/4701.00— lug 20mm

Junghans Max Bill 027/4701.00: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Max Bill Automatic Black Stick

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Junghans 027/4701.00
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

027/4701.00

Movement

Junghans caliber J800.1 Hours, Minutes, Seconds | Date

The Heritage

The Junghans Max Bill Automatic 027/4701.00 is a 38 mm stainless steel watch designed by Max Bill in 1961, embodying Bauhaus principles where form and function are inseparable. It features a white dial with stick hands, powered by the Junghans caliber J800.1 automatic movement with date indication, and comes with a 20 mm lug width. The satined steel case and transparent caseback reveal the mechanical precision underneath, respecting the golden ratio proportions that define this iconic design.

FAQ

What is the lug width of the Junghans Max Bill 027/4701.00?

The Junghans Max Bill 027/4701.00 features a lug width of 20 millimetres. This measurement represents the internal distance between the case lugs where the strap attaches. Verifying this dimension before purchasing a replacement strap is essential to ensure complete compatibility and proper fit.

Which strap is most suitable for the Junghans Max Bill 027/4701.00?

For the Max Bill 027/4701.00, we recommend a strap in vegetable-tanned leather with dark brown or black finishing, which respects the minimalist Bauhaus aesthetic of the model. Alternatively, a grey or black NATO strap offers versatility whilst maintaining the conceptual simplicity of the watch. Your choice depends on intended use: leather for formal occasions, NATO for everyday wear.

How do I change the strap on my Junghans Max Bill 027/4701.00?

To change the strap, obtain a spring bar tool or a sturdy toothpick. Locate the spring bars (the small metal pins supporting the lugs), press towards the centre of the case to release the spring, and slide the strap out. Repeat on the other side, then insert the new strap by aligning the holes with the spring bar ends.

Can I use an aftermarket strap with my Max Bill 027/4701.00?

Yes, provided the strap is compatible with the 20-millimetre lug width. High-quality aftermarket straps often offer superior materials compared to the original, allowing you to personalise your watch's appearance whilst maintaining technical and aesthetic compatibility.

How long does a leather strap last on the Junghans Max Bill 027/4701.00?

Leather strap longevity depends on usage and maintenance. A quality leather strap with vegetable tanning can last 2-4 years with daily wear. Natural ageing imparts patina and character. Periodic replacement is normal and allows experimentation with different materials and colours without compromising your timepiece.