Technical Archive

Swatch
Sistem 51 SUTS402— lug 20mm

Cinturini 20mm per Swatch Sistem 51 SUTS402. Cuoio, NATO, gomma. Artigianali, personalizzabili. Spedizione rapida.

Sistem Class — orologio

Artisanal Note

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

Technical Specifications

Swatch SUTS402
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

SUTS402

Movement

Swatch caliber Sistem51 Date

The Heritage

The Sistem 51 was launched by Swatch in 2013 as the first fully machine-assembled automatic mechanical movement. It houses the Sistem51 caliber with 51 components, a power reserve of 90 hours, and a date display. The case features a completely welded construction with no possibility of opening for maintenance.

Compatible Straps

Selected for 20mm lug width