Swatch Sistem 51 Irony
Straps for the Sistem 51 Irony: 5 references measured, 4 take a 19 mm strap and 1 take 21 mm. Check your reference before you choose.
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Lug width of the Sistem 51 Irony
We have measured 5 references. They do not all take the same strap: check yours in the table before choosing. The case measures 42 mm. Case material: stainless steel.
| Lug width | References | For example |
|---|---|---|
| 19 mm | 4 · 80 % | YIG401 , YIG402 , YIS435G |
| 21 mm | 1 · 20 % | SY23S413 |
Straps listed in 19 mm
Measure between the lugs before ordering; the end fittings are described on each strap.
