Perrelet · Turbine

Strap for Turbine Pilot

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

Lug width20 mm
Case diameter48 mm
ReferenceA1086/1A
FamilyTurbine
MovementPerrelet caliber P-331 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 Turbine A1086/1A

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Turbine A1086/1A, seen from the bench

The Perrelet Turbine Pilot A1086/1A features the automatic Perrelet P-331 calibre with hours, minutes, and seconds functions. The 48 mm stainless steel case houses a distinctive turbine mechanism with twelve rotating blades synchronized to the balance oscillation. This model requires a 20 mm lug width and belongs to the Turbine collection.

Frequently asked questions

What is the exact lug width of the Perrelet Turbine A1086/1A?

The Perrelet Turbine A1086/1A features an integrated lug width of 20mm. This measurement is constant across the case and must be strictly observed when selecting any aftermarket strap. Correct measurement is performed by positioning a digital calliper perpendicularly to the internal surface of the lug without applying pressure.

What is the most suitable strap for the Perrelet Turbine A1086/1A?

For a technical watch like the Turbine A1086/1A, alligator leather represents the reference choice: its natural geometric texture dialogues perfectly with the dynamism of the rotating turbine blades. Alternatively, vegetable-tanned calf leather offers elegance and softness, whilst structured FKM rubber guarantees practicality and resistance.

How do I change the strap on a Perrelet Turbine A1086/1A?

The Turbine A1086/1A features an integrated lug, so strap replacement occurs via the lateral lugs of the case. Extract the spring bar using a dedicated tool, remove the old strap and insert the new one by gently levering. Ensure the new strap has a 20mm lug width and that the lugs are perfectly aligned.

Are there aftermarket straps compatible with the Perrelet A1086/1A?

Yes, any strap with a 20mm lug width is compatible with the Perrelet Turbine A1086/1A. Milanostraps.it offers a specialised collection of 20mm straps in alligator, calf, NATO and rubber, all verified for compatibility and construction quality.

How long does a leather strap last on a watch like the Turbine A1086/1A?

Durability depends on usage intensity and leather type. A high-quality artisanal alligator or calf strap typically lasts 2-4 years with regular daily use. Prolonged exposure to humidity, perspiration or thermal variation accelerates ageing. FKM rubber, conversely, guarantees greater longevity (4-6 years), whilst polyamide NATO straps can last over 5 years thanks to fabric resistance.

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