Tissot · Heritage

Strap for Heritage 1948 Stainless Steel / Silver / Strap

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter40 mm
ReferenceT66.1.712.33 (aka: T66171233)
FamilyHeritage
MovementETA caliber 2894-2 Hours, Minutes, Small Seconds | Date | Chronograph
CaseStainless 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 Heritage T66.1.712.33 (aka: T66171233)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Heritage T66.1.712.33 (aka: T66171233), seen from the bench

The Tissot Heritage T66.1.712.33 is a 39.50mm stainless steel chronograph that reinterprets classic codes from the Swiss watchmaker's archives. It features the ETA 2894-2 manual-wind movement with chronograph, hours, minutes, small seconds, and date functions. The brushed and polished steel case ensures durability and timeless aesthetics. The 20mm lug width is standard for the Heritage collection and compatible with quality aftermarket straps.

Frequently asked questions

What is the lug width of the Tissot Heritage T66.1.712.33?

The lug width of the Tissot Heritage T66.1.712.33 is 20mm. This measurement represents the distance between the two attachment pins on the case and is essential for selecting a compatible strap. A 20mm strap ensures correct fit and a harmonious transition between the case and the wrist.

What is the best strap for the Tissot Heritage T66.1.712.33?

The best strap depends on intended use and aesthetic preference. For formal elegance, we recommend an alligator strap with vegetable tanning in dark brown or burgundy tones. For everyday versatility, a vegetable-tanned calf leather strap in cognac offers natural patina development over time. For practicality, a heavy cotton NATO strap provides quick changeability without tools.

How do I change the strap on the Tissot Heritage T66.1.712.33?

Strap replacement requires a specific tool called a spring bar tool. Locate the two pins (spring bars) connecting the strap to the case, gently compress them with the tool, and slide out the old strap. Insert the new strap ensuring the pins engage correctly in the designated holes. Verify the strap is securely fastened before wearing the watch.

Can I use a compatible aftermarket strap?

Yes, absolutely. As long as the strap is sized for a 20mm lug width, it is fully compatible with the Tissot Heritage T66.1.712.33. Many artisanal quality straps offer superior customisation options and patina development compared to original straps, whilst guaranteeing construction robustness and aesthetics.

How long does a leather strap last on the Tissot Heritage T66.1.712.33?

Durability depends on tanning quality and daily use. A vegetable-tanned calf strap, if regularly maintained with natural oils and protected from excessive moisture, can last 5–10 years. An alligator strap, thanks to more robust skin structure, can exceed 10 years with periodic maintenance. An FKM rubber strap has a lifespan of 3–5 years.

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