Eterna · Adventure

Strap for Tangaroa Three-Hands Black / 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 diameter42 mm
Reference2948.41.41.1261
FamilyAdventure
MovementSellita caliber SW200-1 a Hours, Minutes, Seconds | Date
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 Adventure 2948.41.41.1261

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Adventure 2948.41.41.1261, seen from the bench

The Eterna Adventure model 2948.41.41.1261 is a 42mm stainless steel 316L sports watch combining Swiss technical heritage with refined proportions. It features a Sellita SW200-1 automatic movement with 38-hour power reserve and ±-10/+20 seconds per day accuracy. The watch includes hours, minutes, seconds, and date functions. The integrated bracelet design maintains visual continuity from case to band, while the compact 12mm thickness suits daily wear. The 20mm lug width is proportioned to the case diameter and integrated bracelet architecture.

Frequently asked questions

What is the exact lug width of the Eterna Adventure 2948.41.41.1261?

The Eterna Adventure 2948.41.41.1261 features a lug width of 20mm. This measurement defines the distance between the two case lugs where the strap is attached. Verifying this dimension is essential before purchasing an aftermarket strap to ensure perfect compatibility.

Which strap type pairs best with the Eterna Adventure 2948.41.41.1261?

The Eterna Adventure 2948.41.41.1261, balancing sporting character with refinement, accommodates multiple strap solutions. Black alligator leather with vegetable tanning emphasises formal versatility; a grey or navy NATO underscores its adventurous spirit; a rubber strap with grain texture conveys a more casual, technical atmosphere. Your choice depends on primary usage and context.

How do I change the strap on a 20mm lug width watch?

Strap removal is accomplished by extracting the spring bars (ansa pins). Using a dedicated tool—preferably with dual ends and rounded tips—apply light, controlled pressure to compress the internal spring mechanism, allowing extraction from the lug hole. Insert the new strap by reversing this procedure. For integrated lug designs like the 2948.41.41.1261, ensure the new strap's ends are compatible with your case attachment points.

Are aftermarket leather straps compatible with the 2948.41.41.1261?

Yes, provided the strap is specifically dimensioned for a 20mm lug width. Artisanal-quality aftermarket straps—crafted from shell cordovan, alligator, or vegetable-tanned calf—are fully compatible. Milano Straps curates a selection of 20mm leather and technical straps that align aesthetically and functionally with the Eterna Adventure's proportions.

What is the typical lifespan of a leather strap on the 2948.41.41.1261?

A quality leather strap, manufactured with vegetable tanning or premium treatments such as alligator and shell cordovan, maintains full functionality and aesthetic appeal for 3–5 years of daily wear, assuming regular maintenance. Leather develops a natural patina over time—a hallmark of artisanal goods, not a defect. Humidity and perspiration accelerate ageing; periodic gentle cleaning will extend strap longevity.

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