Bastian Antoni · Turbulent

Strap for Turbulent - Black Hour

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

Lug width22 mm
Case diameter45 mm
ReferenceBA01.BLACK HOUR.8719326505879
FamilyTurbulent
MovementSellita caliber SW200-1 a hours, minutes, seconds | date
Year2018
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 Turbulent BA01.BLACK HOUR.8719326505879

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Turbulent BA01.BLACK HOUR.8719326505879, seen from the bench

The Bastian Antoni Turbulent BA01.BLACK HOUR.8719326505879 is a contemporary Dutch watchmaking design with a 45mm brushed stainless steel case and geometric architecture rooted in Nordic industrial rationalism. It houses a Sellita SW200-1 automatic movement with hours, minutes, seconds, and date window, offering 10 bar water resistance for daily use. The 22mm lug width is proportionally designed for this 45mm case diameter, ensuring compatibility with standard aftermarket straps.

Frequently asked questions

What is the lug width of the Bastian Antoni Turbulent BA01.BLACK HOUR.8719326505879?

The lug width of the Bastian Antoni Turbulent BA01.BLACK HOUR.8719326505879 is 22 millimetres. This measurement is the fundamental parameter for purchasing a compatible strap. Verify it using a digital calliper, positioning the tool perpendicularly between the lugs of the case where the spring bar secures the strap.

What is the best strap for the Bastian Antoni Turbulent BA01.BLACK HOUR?

The best strap depends on your personal style and intended use. To enhance the industrial character of the case: leather in vegetable tanning dark brown (warm-cool contrast), black satin alligator (monolithic aesthetic), or anthracite rubber (minimalist abstraction). A NATO strap in grey cordura represents the practical daily-wear option. All these materials are compatible with the 22mm lug width.

How do you change the strap on the Bastian Antoni Turbulent BA01.BLACK HOUR.8719326505879?

Strap change is performed using the spring bar (the metal shaft that acts as a pin). Use a spring bar tool or thin screwdriver: insert the tool into the lateral hole of the spring bar, apply light pressure to disengage it from the lug seat, then extract the old lug. Mount the new strap by aligning its terminals with the case lugs, press the spring bar until it clicks into position. The operation takes 30 seconds per side.

Is an aftermarket strap compatible with the Bastian Antoni Turbulent BA01.BLACK HOUR?

Yes, any strap with an exact 22mm lug width is compatible. Always verify this specification before purchase. Milano Straps offers a dedicated collection of 22mm straps in artisanal leather, NATO, rubber, and shell cordovan, all tested and ready for shipment. Compatibility is guaranteed by the standard lugs of the Bastian Antoni case.

How long does a natural leather strap last on the Bastian Antoni Turbulent?

A quality leather strap, with vegetable tanning and artisanal finishes, lasts approximately 3–5 years of daily wear. Durability depends on frequency of use, sun exposure, humidity, and maintenance. A well-treated leather (occasional balm applications, gentle cloth cleaning) ages nobly, developing a prized patina that increases aesthetic value over time. Beyond this period, the strap remains easily replaceable thanks to the standardised 22mm lug width.

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