Technical Archive

TAG Heuer
Carrera CV2A1AC.BA0738— lug 20mm

TAG Heuer Carrera CV2A1AC.BA0738: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Calibre 16 Day Date 43 Stainless Steel / Silver / Bracelet

Artisanal Note

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

Technical Specifications

TAG Heuer CV2A1AC.BA0738
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

CV2A1AC.BA0738

Movement

TAG Heuer caliber Calibre 16 Day Date Hours, Minutes, Small Seconds | Date, Day | Chronograph

The Heritage

The TAG Heuer Carrera CV2A1AC.BA0738 is a 43mm stainless steel chronograph that traces its lineage to 1963. It houses the TAG Heuer Calibre 16 automatic movement with hours, minutes, small seconds, date, and day-of-week functions. The 20mm lug width accommodates replacement straps and reflects precise proportions that balance the wide dial with wrist presence. Three strategically positioned counters ensure rapid chronograph readability, maintaining the pure, instrumental aesthetic that defines the Carrera family.

FAQ

What is the lug width of the TAG Heuer Carrera CV2A1AC.BA0738?

The lug width of the TAG Heuer Carrera CV2A1AC.BA0738 is 20mm. This measurement represents the distance between the two metal lugs of the case where the strap attaches. To verify compatibility with an aftermarket strap, measure directly the space between your watch's lugs: the value must correspond exactly to 20mm.

Which strap is recommended for the TAG Heuer Carrera CV2A1AC.BA0738?

For the Carrera CV2A1AC.BA0738, straps in alligator with vegetable tanning are recommended for formal-elegant wear, vegetable-tanned calf for daily versatility, or shell cordovan for temporal patina development. For authentic sporting use, a structured rubber or translucent NATO fabric strap emphasises the racing soul. Choice depends on the balance desired between the watch's technical character and intended usage context.

How do you change the strap on a TAG Heuer Carrera CV2A1AC.BA0738?

Strap replacement requires a Spring Bar Tool. Position the flathead screwdriver of the tool beneath the spring bar retaining mechanism inside the lug, lift gently until the old strap releases. Repeat for the other end. For installation of the new strap, insert the strap ends into the respective lugs and press until you feel the spring click. Verify the strap is securely retained before wearing the watch.

Are aftermarket straps compatible with the TAG Heuer Carrera CV2A1AC.BA0738?

Yes, any strap with 20mm lug width is compatible with the Carrera CV2A1AC.BA0738. Milano Straps offers artisanal 20mm straps customisable in leathers, colours and dimensions, ready for shipment. The Casati Milano atelier also creates bespoke straps on commission with personal leather selection, updates during production and 18-month warranty.

What is the expected lifespan of a leather strap on a TAG Heuer Carrera CV2A1AC.BA0738?

A quality leather strap (alligator, vegetable-tanned calf, shell cordovan) has an average lifespan of 3-5 years with regular daily use. Longevity depends on specific material: vegetable tanning ages developing patina, conferring character, whilst exposure to humidity, perspiration and sunlight accelerates wear. Seasonal or occasional use significantly extends lifespan. Casati Milano's 18-month warranty covers manufacturing defects, not natural wear.