Formex · Pilot

Strap for Pilot Automatic Black / Calf

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter47 mm
Reference1100.1.7020.213
FamilyPilot
MovementSellita caliber SW200-1 a Hours, Minutes, Seconds | Date
CaseTitanium, Stainless 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 Pilot 1100.1.7020.213

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Pilot 1100.1.7020.213, seen from the bench

The Formex Pilot reference 1100.1.7020.213 is equipped with the automatic Sellita SW200-1 caliber with hours, minutes, seconds and date indication. The watch features 22mm lugs for the strap. The SW200-1 movement is a reliable automatic mechanical base.

Frequently asked questions

What is the exact lug width of the Formex Pilot 1100.1.7020.213?

The lug width is 22mm. To verify, position a digital calliper perpendicularly between the two inner lug shoulders at the spring bar seat. This dimension ensures optimal balance between strap robustness and wrist adaptability without lateral oscillation.

Which strap is best for the Formex Pilot 1100.1.7020.213?

It depends on use case. For daily versatility, Tuscan vegetable-tanned leather (black or burnt brown) offers evolving patina and stable grip. For authentic operational context, cotton NATO or FKM rubber ensures tactical resistance. Alligator leather represents maximum aesthetic sophistication with certified durability.

How do you change the strap on this Formex?

The Formex Pilot uses standard 22mm lugs. Remove the current strap by loosening the spring bar with a removal tool. Extract the old strap and insert the new one, ensuring the pins seat symmetrically in the lug sockets. The procedure takes under two minutes with only a spring bar removal tool required.

Which aftermarket straps are compatible with the 1100.1.7020.213?

All straps with 22mm lug width are compatible. Milano Straps offers a complete selection of vegetable-tanned leather, alligator, shell cordovan, NATO, and FKM rubber in 22mm width, with customization options (colour, buckle, texture). Each strap is tested to specification for perfect fit and structural stability.

How long does a leather strap last on a watch like this?

A Tuscan vegetable-tanned leather strap has an average lifespan of 4–6 years with daily use, accounting for progressive wear at the spring bar flexion point. Alligator leather extends this to 7–10 years due to greater fibre density. FKM rubber lasts 3–4 years before stiffening. Longevity depends on ambient humidity, perspiration, and cleaning frequency.

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