Technical Archive

Tissot
Couturier T035.439.11.031.00 (aka: T0354391103100)— lug 20mm

Tissot Couturier T035.439.11.031.00 (aka: T0354391103100): 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Couturier Quartz Chronograph GMT Silver

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Tissot T035.439.11.031.00 (aka: T0354391103100)
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

T035.439.11.031.00 (aka: T0354391103100)

Movement

ETA caliber G10.961 Hours, Minutes, Small Seconds, Additional 24 Hour Hand (fixed) | Date | Chronograph, Rattrapante

The Heritage

The Tissot Couturier T035.439.11.031.00 is a contemporary interpretation of Swiss sartorial tradition, featuring an ETA G10.961 caliber movement. The 41mm stainless steel case houses chronograph functions with a fixed 24-hour hand and date window, protected by a scratch-resistant sapphire crystal and rated to 10 ATM water resistance. The 20mm lug width ensures visual balance on the case without excess mass, making it suitable for daily urban wear.

FAQ

What is the lug width of the Tissot Couturier T035.439.11.031.00?

The lug width of the Tissot Couturier T035.439.11.031.00 is 20mm. This measurement refers to the internal distance between the case lugs and determines compatibility with aftermarket straps. A standard 20mm strap will fit perfectly without modifications.

What is the best strap for the Tissot Couturier T035.439.11.031.00?

There is no objectively 'best' strap, but rather choices appropriate to context. For formal elegance, a dark brown alligator or Bordeaux French calf emphasises the watch's sartorial identity. For everyday versatility, black semi-polished leather remains the most suitable choice. A grey or sage-green NATO strap provides a contemporary interpretation, whilst opaque rubber is ideal for humid or summer environments.

How do I change the strap on the Tissot Couturier T035.439.11.031.00?

Strap replacement requires a specific tool: a spring bar tool. Position the tool beneath the lug pin, apply gentle downward pressure to compress the internal spring, and the pin retracts, freeing the strap from the case. Repeat for both lugs. The procedure is straightforward and requires no technical expertise, though care should be taken to avoid scratching the case.

Which aftermarket straps are compatible with the Tissot Couturier T035.439.11.031.00?

All standard 20mm straps are compatible with the Tissot Couturier T035.439.11.031.00. This includes leather straps (alligator, calf, vegetable-tanned calf), fabric (NATO in cotton or Cordura canvas), vulcanised rubber, and synthetic materials, provided the lug width is precisely 20mm. Always verify the manufacturer's specifications before purchase.

What is the lifespan of a leather strap on this watch?

The longevity of a leather strap depends on material quality, frequency of wear, and environmental exposure. High-quality alligator or calf leather, vegetable-tanned, typically lasts 3-5 years with daily use. Natural leather softens over time, develops patina and colour change, and eventually shows signs of wear at the lugs. Humid environments accelerate degradation, whilst exposure to direct sunlight reduces lifespan. Regular maintenance—gentle cleaning and annual conditioning—significantly extends durability.