Nivada Grenchen · Super Antarctic

Strap for Super Antarctic White - Yellow Luminova / Stainless Steel / Beads of Rice

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

Lug width20 mm
Case diameter38 mm
Reference32064A04
FamilySuper Antarctic
MovementSoprod caliber P024 ND hours, minutes, seconds
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 Super Antarctic 32064A04

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Super Antarctic 32064A04, seen from the bench

The Nivada Grenchen Super Antarctic features the Soprod P024 ND caliber with hour, minute and second indications. The model has 20mm lugs and the reference 32064A04. The watch is part of the Antarctic collection by the Swiss brand Nivada Grenchen.

Frequently asked questions

What is the exact lug width of the Nivada Grenchen Super Antarctic 32064A04?

The lug width of the 32064A04 model is 20 millimetres, measured centre-to-centre of the lugs. This dimension is rare and characteristic of this specific Super Antarctic variant. To verify it correctly, use a digital calliper positioned perpendicularly to the lugs, entirely excluding the case thickness.

Which type of strap pairs best with the Super Antarctic 32064A04?

The ideal strap depends on usage and context. An alligator strap in vegetable tanning expresses the watch's formal dignity, amplifying its instrumental aesthetics. A reddish beef calf creates tonal harmony with the grey dial. For robust applications, a cotton-linen NATO recreates the practicality of the Antarctic origins. Vulcanised rubber remains the most faithful choice for the extreme climatic conditions for which it was designed.

How do I change the strap on the Nivada Grenchen Super Antarctic safely?

The change requires the use of a specific lug removal tool: position it into the side holes of the case, pushing gently inward to extract the lug pins. Work on a soft surface to prevent the pins from falling and being lost. Once removed, insert the pins into the new strap, aligning the side holes perfectly, then reinsert the pins into the case with gentle pressure until the click engages.

What is the average lifespan of a leather strap for the 32064A04 model?

An artisanal leather strap with vegetable tanning has an expected lifespan of 3 to 5 years with daily use not exposed to very humid environments. Lifespan depends on exposure to water, perspiration and UV rays. A vulcanised rubber strap, by contrast, maintains its mechanical properties for 5-7 years before visible ageing appears. Regular maintenance and rotating between different straps significantly extends useful life.

Can I use a generic 20mm strap or must I choose only artisanal options?

Technically, any strap with a 20mm lug width will fit into the Super Antarctic 32064A04 case. However, artisanal straps guarantee superior construction quality and material selection, with finishes that respect the watch's historical proportions. Generic industrial straps often suffer from defective lugs, unstabilised leather and inconsistent thicknesses that compromise ergonomics. For a watch of this calibre, craftsmanship represents the natural completion of its construction.

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