Swatch
Swatch Sistem Through Again YIS431
Swatch Sistem Through Again YIS431 (reference YIS431) — specifications, measurements, watch images and standardized wrist-fit previews for informed comparison.
A 42 mm everyday watch with automatic movement.
Best forWearers seeking a versatile watch for regular use.
Not ideal forBuyers who need a different size, complication set or strap format.
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Manufacturer and technical references used to verify this watch specification.
Specifications last verified: 2026-08-03.
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