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Breitling · Chronomat 38

Strap for Chronomat 38 SleekT Stainless Steel / Diamond / Black / Bracelet

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

Lug width

20mm
20 mm strapsAll Breitling
Lug width20 mm
Case diameter38 mm
ReferenceA1331053/BD92/385A
FamilyChronomat 38
MovementBreitling 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

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Straps for the Chronomat 38 A1331053/BD92/385A

Selected for the 20 mm lug width

All 20 mm straps →

The Chronomat 38 A1331053/BD92/385A, seen from the bench

The Breitling Chronomat 38 SleekT (ref. A1331053/BD92/385A) is a 38mm stainless steel chronograph descended from the 1984 professional model created for the Italian Frecce Tricolori aerobatic team. The case features the signature rotating bezel with four rider tabs, column-wheel chronograph, and Breitling Caliber 13 automatic movement with COSC certification. Lug width is 20mm; the watch displays hours, minutes, small seconds at 6 o'clock, date, and chronograph function.

Frequently asked questions

What is the lug width of the Breitling Chronomat 38 A1331053/BD92/385A?

The lug width of the Breitling Chronomat 38 A1331053/BD92/385A is 20mm. This measurement is taken between the two lugs at the lower part of the case and determines compatibility with any aftermarket strap. Precision is essential: a one-millimetre discrepancy renders the strap incompatible.

What is the best strap for the Breitling Chronomat 38 A1331053/BD92/385A?

The ideal choice depends on the context. For formal wear, a vegetable-tanned alligator strap with a stainless steel deployant clasp offers the most refined result. For everyday versatility, a matte calfskin strap with a pin buckle is highly practical. For sport or marine use, a ballistic nylon NATO or vulcanised rubber strap provides durability and comfort. In all cases, the strap ends must be curved to fit the Breitling lug geometry correctly.

How do you change the strap on a Breitling Chronomat 38?

To replace the strap on the Chronomat 38, you will need a spring bar tool. Insert the tip of the tool into the notch on the side of the lug, compress the spring bar, and slide the strap free. Repeat on the other side. Fitting is performed in reverse order. The Chronomat 38 lugs have a specific curvature — ensure the replacement strap has compatible curved ends before proceeding.

Are there aftermarket straps compatible with the Breitling Chronomat 38 A1331053/BD92/385A?

Yes. The aftermarket offers a wide selection of 20mm straps compatible with the Chronomat 38. The key factor is ensuring the strap features curved ends to match the Breitling lug geometry. Milanostraps.it offers a curated range of handcrafted 20mm straps in alligator, calfskin, shell cordovan, NATO, and rubber, available with various buckle and deployant configurations.

How long does a leather strap last on a Breitling Chronomat 38?

Lifespan depends on leather type, care, and frequency of use. A high-quality vegetable-tanned alligator strap, used with care and kept away from prolonged exposure to water, perspiration, and direct UV light, can last between three and six years whilst retaining its structural integrity. Calfskin has a similar lifespan but develops patina more rapidly. Shell cordovan ranks among the most durable options. Casati Milano straps carry an 18-month guarantee against manufacturing defects.

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