Swatch Sistem 51 Sistem Fly

Reference YIS404

About this watch

The Swatch YIS404 Sistem Fly is a stunning timepiece that combines innovative mechanics with stylish design. Crafted from rugged stainless steel, this watch features a vibrant blue hue that's perfect for dressing up or keeping it casual. The open case back offers a glimpse into the intricate workings of the Swatch caliber Sistem51, a mechanical marvel consisting of 51 parts. With its impressive power reserve of 90 hours and water resistance rating of 30 meters, this watch is both reliable and practical. Whether you're looking for a statement piece or a trusted timekeeper, the YIS404 has it all. Its unique movement, date function, and bold design make it a standout in the world of horology.
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Key Features

  • Swatch caliber Sistem51 automatic movement
  • 42mm diameter stainless steel case
  • Plexi glass crystal
  • 30m water resistance rating
  • 90-hour power reserve
  • Date function with Arabic numerals and dauphine hands
  • Blue color with vintage touch

Specifications

Brand
Swatch
Family
Sistem 51
Model
Sistem Fly
Reference
YIS404
Movement Features
  • Date
Case
Stainless Steel 42mm
Dial Color
Blue
Crystal
Plexi
Water Resistance
30

Current Listings

[WTS] Hodinkee x Swatch Sistem 51 Stoplight Neon Remix - Like New - $125 shipped CONUS

Hodinkee x Swatch Sistem 51 Stoplight Neon Remix - Like New - $125 shipped CONUS

This Hodinkee x Swatch Sistem 51 Stoplight Neon Remix is a fun summer watch in perfect/like new condition, with semi-transparent blue case and strap.

  • Condition: Like New
  • Case material: Semi-transparent blue
  • Strap material: Blue (matching the case)
  • Movement visibility: Yes, through the caseback
Posted at
May 17, 2025, 3:21 PM
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