Strap for Club Sport Neomatik 34 Purple / Open Case Back

The Nomos Glashütte Club 757 features a lug width of 18 millimetres. This measurement is the fundamental data for selecting a compatible strap. The lug width is measured in millimetres between the two vertical spring bars where the strap is inserted into the case.

The best material depends on use case and personal preference. For formal contexts, an alligator or vegetable-tanned calf leather strap is recommended, developing natural patina over time. For daily versatility, a robust NATO textile strap offers chromatic adaptability. For sporty or very humid environments, an FKM rubber strap ensures durability and thermal comfort without sacrificing elegance.

To change the strap, obtain a spring bar tool (a specific implement for removing pins). Insert the wire tip of the tool under one of the two vertical pins, applying gentle pressure until the old strap is released. Repeat on the other side. Insert the new strap into the first lug, then seat the second pin in the second lug, ensuring both pins are fully secured.

Yes, you can and should. Quality aftermarket artisanal straps often offer a superior selection of materials and finishes compared to OEM options. The important thing is to verify that the lug width is exactly 18mm and that the thickness is compatible with the Club 757's case lugs. Specialised ateliers can produce bespoke straps, customised for proportions and materials.

A quality vegetable-tanned leather strap, worn daily and subjected to regular maintenance (gentle cleaning, conditioning with natural oils), can last between 3 and 5 years before requiring replacement. Durability depends on leather quality, frequency of wear, exposure to humidity and sunlight, and care applied. A shell cordovan strap tends to last longer owing to the material's natural density. A NATO or rubber strap has potentially greater longevity, exceeding 5–7 years.