Technical Archive

Nivada Grenchen
Super Antarctic 32032A01— lug 20mm

Nivada Grenchen Super Antarctic 32032A01: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Super Antarctic 3.6.9. Black / Stainless Steel / Tropic

Artisanal Note

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

Technical Specifications

Nivada Grenchen 32032A01
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

32032A01

Movement

Soprod caliber P024 ND Hours, Minutes, Seconds

The Heritage

The Nivada Grenchen Super Antarctic 32032A01 is a 38mm stainless steel sports watch from the 1960s, featuring the Soprod caliber P024 ND mechanical movement. The case is brushed stainless steel with a 20mm lug width, designed for durability in extreme conditions with functional, unadorned styling. This instrument watch combines Swiss reliability with period-correct design that remains wearable and sought-after today.

FAQ

What is the lug width of the Nivada Grenchen Super Antarctic 32032A01?

The lug width of the Nivada Grenchen Super Antarctic 32032A01 is 20 millimetres. This standard size allows the use of any strap from the 20mm collection at Milano Straps. To verify the measurement, use a calliper or ruler and measure the internal distance between the two holes where the metal spring bar pins are inserted.

Which strap do you recommend for the Nivada Grenchen Super Antarctic?

For the Nivada Grenchen Super Antarctic 32032A01, we recommend alligator leather straps in black for minimalist elegance, vegetable-tanned calf leather for natural ageing, or NATO fabric straps in navy blue or slate grey for a sporty and functional approach. The choice depends on your use case: formal, daily wear, or adventure-oriented. All 20mm straps from Milano Straps fit perfectly.

How do you change the strap on the Nivada Grenchen Super Antarctic 32032A01?

To change the strap, you need to remove the spring bar pins that hold the strap attached to the case. Use a thin tool such as a penknife or spring bar tool to press the small metal lever and push the pin outward. Repeat on both sides, remove the old strap and insert the new one by aligning the holes with the pins. The operation takes just a few minutes and requires no special tools.

Are aftermarket straps compatible with the Nivada Grenchen Super Antarctic 32032A01?

Yes, all straps with 20mm lug width are compatible with the Nivada Grenchen Super Antarctic 32032A01. Milano Straps offers an extensive collection of handcrafted straps in alligator, calf leather, shell cordovan, NATO and rubber, all certified for the 20mm size and made with premium materials. Compatibility is guaranteed by the universal standard spring bar system.

How long does a natural leather strap last on the Nivada Grenchen Super Antarctic?

A vegetable-tanned leather strap, worn on a daily basis, typically lasts 3-5 years before requiring replacement. This duration varies depending on intensity of use, climate and maintenance. The leather naturally wears at flex points (wrist side) and at the buckle attachment. To extend its life, clean occasionally with a damp cloth and apply protective creams. The dark patina that develops over time is part of the charm of vegetable-tanned leather straps.