Technical Archive
Swatch
Swatch
Sistem 51 SUTN402— lug 20mm
Cinturini 20mm per Swatch Sistem 51 SUTN402. Cuoio artigianale, NATO, gomma. Acquista online da Milano Straps.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Swatch SUTN402
Lug Width
20
mm
The essential strap measurement.
Browse 20mm straps →
Reference
SUTN402
Movement
Swatch caliber Sistem51 Date
The Heritage
The Sistem51 was introduced by Swatch in 2013 as the first fully machine-assembled automatic mechanical movement. It houses the Sistem51 caliber with 51 components, a single screw and date indication. The SUTN402 model features a case with a crown at 4 o'clock and an integrated bracelet.
Compatible Straps
Selected for 20mm lug width