Technical Archive

Glashütte Original
Sixties 1-39-34-23-32-04— lug 20mm

Glashütte Original Sixties 1-39-34-23-32-04: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Sixties Square Chronograph Stainless Steel / Forest

Artisanal Note

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

Technical Specifications

Glashütte Original 1-39-34-23-32-04
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

1-39-34-23-32-04

Movement

Glashütte Original caliber 39-34 Hours, Minutes, Seconds | Chronograph

The Heritage

The Glashütte Original Sixties Square Chronograph is a stainless steel chronograph with reference 1-39-34-23-32-04, featuring the Glashütte Original 39-34 caliber movement. The 41.35 mm stainless steel case pairs with a 20 mm lug width, maintaining the proportions characteristic of the Sixties collection. This timepiece combines chronographic functions with the minimalist aesthetic of 1960s German design.

FAQ

What is the exact lug width of the Glashütte Original Sixties 1-39-34-23-32-04?

The lug width of the Glashütte Original Sixties 1-39-34-23-32-04 is precisely 20 millimetres. This measurement represents the distance between the case lugs where the strap connects. It is essential to verify this measurement before ordering a replacement strap to ensure absolute compatibility and avoid the need for adapters.

What is the best strap for the Glashütte Original Sixties?

The optimal strap choice depends on intended use and personal preference. For formal contexts, we recommend alligator in dark tones (black, navy blue) or vegetable-tanned calf in burgundy. For daily wear, a heavy canvas NATO or a rubber technical deployante offers practicality and durability. The key is selecting materials that harmonise with the domed dial without compromising its aesthetic integrity.

How do I change the strap on my Glashütte Original Sixties?

Use a spring bar tool to gently compress the spring bar (the internal spring within the lug) from one side, allowing the strap to slide out. Repeat the operation on the opposite side. To install the new strap, insert the spring bar through the prepared holes and press until you hear a click. Ensure the strap is inserted symmetrically on both sides to prevent misalignment.

Can I use an aftermarket strap compatible with the Glashütte Original Sixties?

Yes, you may use an aftermarket strap provided the lug width is exactly 20 millimetres. Milano Straps offers a comprehensive collection of straps in leather, NATO, and rubber, all compatible and manufactured using materials and finishes that complement timepieces of this calibre. Compatibility is assured even with universal spring bars.

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

A high-quality leather strap, such as one crafted from vegetable-tanned leather, typically lasts 3–5 years with moderate daily wear. Longevity depends on frequency of use, sun exposure, humidity levels, and the type of finish (smooth leather ages more slowly than open-grain leather). We recommend inspecting the leather regularly where it meets the lug and having the strap professionally assessed at least once annually.