Breitling · AVI

Strap for Aviator 8 Chronograph 43 Stainless Steel / Blue / Calf / Pin

Takes 23 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width23 mm
Case diameter43 mm
ReferenceA13316101C1X1
FamilyAVI
MovementBreitling caliber Caliber 13 Hours, Minutes, Small Seconds | Date | Chronograph
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

The AVI A13316101C1X1, seen from the bench

The Breitling AVI reference A13316101C1X1 features the automatic caliber 13 with functions of hours, minutes, small seconds, date and chronograph. The model has 23mm lugs. The watch is part of the AVI collection dedicated to aviation.

Frequently asked questions

What is the lug width of the Breitling AVI A13316101C1X1?

The lug width of the Breitling AVI A13316101C1X1 is 23mm. This is a non-standard measurement compared to the more common 20mm or 22mm, directly derived from the original military specifications of the 1953 AVI model. It is essential to verify this measurement before purchasing an aftermarket strap, using a digital calliper between the two lugs.

What is the best strap for the Breitling AVI A13316101C1X1?

For the stainless steel Breitling AVI A13316101C1X1 at 43mm, the most suitable straps are vegetable-tanned alligator leather for formal wear, shell cordovan for those who appreciate a noble patina over time, or a nylon NATO strap for a sporting register consistent with the model's aeronautical heritage. The 23mm lug width narrows the selection to specialist makers such as milanostraps.it.

How do you change the strap on a Breitling AVI A13316101C1X1?

To replace the strap on a Breitling AVI A13316101C1X1, you will need a spring bar tool inserted into the slot between the lug and the spring bar. Gently apply pressure to compress the spring bar on one side, remove the old strap, and fit the new one, ensuring the spring bars click securely into position on both sides. The procedure is straightforward but requires care to avoid scratching the steel lugs.

Are there aftermarket straps compatible with the Breitling AVI A13316101C1X1?

Yes, there are aftermarket straps compatible with the Breitling AVI A13316101C1X1, provided they are made to the 23mm lug width. Milanostraps.it offers a dedicated selection of handcrafted 23mm straps in various materials — leather, rubber, nylon — with standard buckles or steel deployant clasps, ensuring dimensional compatibility and build quality comparable to the original.

How long does a leather strap last on the Breitling AVI A13316101C1X1?

The lifespan of a leather strap on the Breitling AVI A13316101C1X1 depends on the material and usage. A quality vegetable-tanned alligator strap, properly cared for (kept away from excessive water and perspiration), can last between 3 and 7 years while developing a distinguished patina. Shell cordovan is among the most durable options due to the density of its fibres. Milanostraps.it provides an 18-month guarantee against manufacturing defects on all its straps.

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