Technical Archive

Nivada Grenchen
Super Antarctic 32039A14— lug 20mm

Nivada Grenchen Super Antarctic 32039A14: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Super Antarctic 3.6.9. Black - No Vintage Effect / Stainless Steel / Brown - White

Artisanal Note

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

Technical Specifications

Nivada Grenchen 32039A14
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

32039A14

Movement

Soprod caliber P024 ND Hours, Minutes, Seconds

The Heritage

The Nivada Grenchen Super Antarctic features the automatic Soprod P024 ND caliber with hour, minute and second indication. The case has 20mm lug width for the strap. The model carries the reference 32039A14 in the Swiss brand's collection.

FAQ

What is the lug width of the Nivada Grenchen Super Antarctic 32039A14?

The Nivada Grenchen Super Antarctic 32039A14 features 20.00mm lugs. This dimension is the standard for 38mm case watches of this calibre. Measure your strap using a digital calliper positioned perpendicularly between the two spring bar holes: the distance must be precisely 20.00mm for absolute compatibility.

Which strap is recommended for the Super Antarctic 32039A14?

We recommend a vegetable-tanned shell cordovan strap for lasting elegance, or fine-grain alligator for formality. If you favour an instrumental aesthetic, a heavy-cotton NATO in military colours respects the watch's polar heritage. FKM rubber is ideal for humid environments. Your choice depends on intended use: daily wear versus formal occasions.

How do I change the strap on the Nivada Grenchen Super Antarctic 32039A14?

Use a spring bar tool to gently lift the elastic pin securing the strap to the lugs. Never force directly: the internal pin has precise geometry. Once the old strap is removed, align the new strap's lugs and re-insert the pin until you hear a click. Verify both ends are firmly anchored before wearing the watch.

Are aftermarket straps compatible with the 32039A14?

Yes, any strap with a 20.00mm lug width is compatible with the Nivada Grenchen Super Antarctic 32039A14. milanostraps.it offers a specialised collection of 20mm straps in vegetable leather, alligator, shell cordovan, NATO, and rubber—all certified for dimensional precision and lug compatibility.

How long does a leather strap last on the Super Antarctic 32039A14?

Durability depends on tanning method and usage frequency. A vegetable-tanned leather strap under daily wear maintains structure and patina for approximately 3–4 years, after which fibres may weaken. Shell cordovan, thanks to collagen density, readily reaches 5–7 years. FKM rubber lasts 4–5 years before losing elasticity. Periodic replacement is natural and recommended to maintain safe wear.