Tissot · Supersport

Strap for Supersport Chrono Stainless Steel / Black

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter46 mm
ReferenceT125.617.17.051.02 (aka: T1256171705102)
FamilySupersport
MovementETA caliber G10.212 AB hours, minutes, small seconds | date | Chronograph, Rattrapante
Year2021
CaseAluminium, Stainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Supersport T125.617.17.051.02 (aka: T1256171705102)

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Supersport T125.617.17.051.02 (aka: T1256171705102), seen from the bench

The Tissot Supersport Chrono T125.617.17.051.02 is a chronograph with a 45.50mm stainless steel and aluminium case representing contemporary Swiss watchmaking tradition from Le Locle. It features the ETA G10.212 AB calibre with rattrapante chronograph, hours, minutes, small seconds and date functions. The 22mm lug width accommodates the standard strap size for chronographs of this proportion.

Frequently asked questions

What is the lug width of the Tissot Supersport T125.617.17.051.02?

The lug width of the Tissot Supersport Chrono T125.617.17.051.02 is 22mm. This dimension is the standard for oversized chronographs in this category. Measure the space between the case attachment pins to verify compatibility before purchasing an aftermarket strap.

Which type of strap is most suitable for the Tissot Supersport T125.617.17.051.02?

For this technical chronograph, we recommend black alligator or vegetable-tanned calf leather. Alligator maintains the aesthetic purity of the sporty design, whilst calf develops a fascinating patina over time. In humid or aquatic environments, FKM rubber is the definitive choice for durability and waterproofness.

How do I change the strap on my Tissot Supersport T125.617.17.051.02?

Remove the watch from your wrist. Using a spring bar tool, gently press to release the elastic pin connecting the strap to the case. Replace the pin between the two lugs and reinsert into the second lug. The operation takes a maximum of 2 minutes. If you lack confidence, consult a qualified watchmaker.

Which aftermarket straps are compatible with the Tissot Supersport T125.617.17.051.02?

Any strap with a 22mm lug width is compatible. Milano Straps offers a dedicated collection of 22mm straps in alligator, calf, NATO and rubber, all tested for compatibility with oversized chronographs. Always verify the lug width before purchase.

How long does a leather strap last on the Tissot Supersport T125.617.17.051.02?

A quality leather strap (alligator or calf) lasts approximately 3-5 years with daily wear, provided appropriate maintenance is observed. Protect the leather from excessive moisture and direct water splashes. With vegetable tanning, the leather softens and improves over time. FKM rubber has indefinite durability if not exposed to prolonged extreme temperatures.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only