Nomos Glashütte
Club 721— lug 20mm
Nomos Glashütte Club 721: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Nomos Glashütte 721The essential strap measurement.
Browse 20mm straps →721
Nomos Glashütte caliber Alpha Hours, Minutes, Small Seconds
The Heritage
Compatible Straps
Selected for the 20mm lug width of the Club
FAQ
What is the lug width of the Nomos Glashütte Club 721?
The lug width of the Nomos Glashütte Club 721 is exactly 20 mm. This dimension is standard for the model and must be verified with precision (measured from pin to pin, horizontally) before purchasing an aftermarket strap. A minimal tolerance of ±0.5 mm is acceptable in artisanal construction, but deviations above this threshold create risks of excessive play at the lugs.
Which strap is best suited for the Nomos Club 721?
The ideal strap depends on intended use and aesthetic preference. High-quality alligator (African belly) synchronises the Bauhaus purity of the case; vegetable-tanned calf offers European elegance and noble ageing; NATO straps in German weave guarantee sporty-formal versatility; technical rubber remains the choice for high-exposure environments. The 20 mm width accommodates any material without constructive compromise.
How do you change the strap on the Club 721?
Strap replacement requires a specific tool (spring bar tool) to compress the elastic pins securing the lugs to the case. Position the watch on a stable surface, insert the tool into the small slot at the lug, gently push the pin inward, and slide out the old strap. Verify that the new strap is exactly 20 mm before reinserting the pins. This is a delicate operation: professional assistance is recommended for valuable watches.
Can you use non-official aftermarket straps on the Club 721?
Yes, provided the lug width is strictly 20 mm and constructive quality is reliable. High-end artisanal straps often deliver superior performance compared to mass-produced accessories. It is essential that the passants (internal rings encircling the pins) are manufactured with millimetre precision and materials (stainless steel or brass) that resist corrosion during prolonged use.
How long does a leather strap last on a Nomos Club 721?
A quality leather strap (alligator, vegetable-tanned calf) subject to moderate daily use typically lasts 18-36 months before replacement. Longevity is influenced by humidity, perspiration, sun exposure, and regular maintenance. A technical rubber strap has longer durability (24-48 months), whilst NATO cloth can exceed 4-5 years. Natural ageing of leather is part of its beauty, not necessarily a defect.