Breitling · AVI

Strap for Breitling AVI Y233801A1B1X1

The Classic AVI Chronograph Mosquito takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width22 mm
Case diameter42 mm
ReferenceY233801A1B1X1
FamilyAVI
MovementBreitling caliber 23 ND Hours, Minutes, Small seconds | Chronograph
Year2023
CaseCeramic, Stainless Steel
Water resistance100 m

Spring bar

Swiss Standard universal spring bars

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

Standard spring bar · length 22 mm · Ø 1.8 mm double flange · industry standard, no brand part number

Classic AVI Chronograph Mosquito — watch

What I'm asked about the Breitling AVI Y233801A1B1X1

What strap size does the Breitling AVI Y233801A1B1X1 take?

The Breitling AVI Y233801A1B1X1 needs 22 mm between the lugs, usually 18 or 20 mm at the buckle. It's the size I've been fitting on it for years.

Can the strap on the Breitling AVI Y233801A1B1X1 be changed?

Yes. It has spring bars between the lugs: with the right tool the strap comes off in a minute. If you'd rather not risk a scratch, I do it in the workshop.

Can I put a leather strap on the Breitling AVI Y233801A1B1X1?

Yes, in 22 mm leather. On a 42 mm chronograph I like box calf: it holds its shape and carries a substantial case.

Which strap do you recommend for the Breitling AVI Y233801A1B1X1?

A 22 mm box calf. You'll find it ready in the 22 mm collection. If you'd rather have something built on your wrist, the Casati atelier.

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.

Request an appointment →

Casati Milano · Via XX Settembre 15, Milan · by appointment only

The atelier's website: casatimilano.com