Technical Archive

Armin Strom
Gravity ST14-TW.M.50— lug 20mm

Armin Strom Gravity ST14-TW.M.50: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Tourbillon Gravity Water

Artisanal Note

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

Technical Specifications

Armin Strom ST14-TW.M.50
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

ST14-TW.M.50

Movement

Armin Strom caliber ATM13 Hours, Minutes, Small Seconds | Tourbillon Escapement

The Heritage

The Gravity represents one of Armin Strom's contemporary high-end watch propositions. It is powered by the automatic Calibre ATM13 with tourbillon escapement, hours, minutes and small seconds. The mechanics are visible through the open dial which highlights the tourbillon movement.

FAQ

What is the lug width of the Armin Strom Gravity ST14-TW.M.50?

The Armin Strom Gravity ST14-TW.M.50 features a lug width of 20mm. This measurement is critical for sourcing a compatible strap and should be verified precisely using a digital calliper positioned between the attachment points on the case.

What is the best strap for the Armin Strom Gravity ST14-TW.M.50?

For a technical timepiece such as the Gravity ST14-TW.M.50, we recommend straps crafted from genuine alligator or vegetable-tanned calf leather. These materials complement the mechanical aesthetic of the tourbillon without visual distraction, maintaining both elegance and functionality. Selection depends on intended use: formal or technical-sportive contexts.

How do you change the strap on the Armin Strom Gravity ST14-TW.M.50?

Strap replacement is accomplished by removing the spring bars that connect the lugs to the case. Use a dedicated tool to compress the internal spring mechanism, gently extract the bar, and replace with the new strap. Exercise caution to avoid scratching the case during this procedure.

Are aftermarket straps compatible with the ST14-TW.M.50?

Yes, bespoke aftermarket straps of 20mm width are entirely compatible with the Armin Strom Gravity ST14-TW.M.50. Milano Straps provides curated selections of superior quality in leather, NATO, and rubber, specifically constructed for this lug width specification.

What is the lifespan of a leather strap for the Armin Strom Gravity ST14-TW.M.50?

A premium leather strap—alligator or vegetable-tanned calf—typically endures 3 to 5 years under regular use conditions. Longevity is contingent upon frequency of wear, exposure to moisture, and maintenance protocols. Periodic professional cleaning and rotation between straps substantially extends functional lifespan.