Breitling · Galactic

Strap for Galactic Chronograph II

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

Lug width20 mm
Case diameter44 mm
ReferenceA1336410M512379A
FamilyGalactic
MovementBreitling caliber 13 hours, minutes, small seconds | date | Chronograph
Year2011 - 2012
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 Galactic A1336410M512379A

Selected for the 20 mm lug width

All 20 mm straps →

The Galactic A1336410M512379A, seen from the bench

The Breitling Galactic Chronograph II, reference A1336410M512379A, features a 44mm stainless steel case with integrated bezel and applied indices. Powered by the Breitling Caliber 13 automatic chronograph movement, it measures 20mm at the lug width. The dial structure and technical design reflect the brand's aviation heritage, with mixed finishing on the case providing both visual depth and scratch resistance.

Frequently asked questions

What is the lug width of the Breitling Galactic A1336410M512379A?

The lug width of the Breitling Galactic A1336410M512379A is 20mm. This measurement should be taken between the two lugs at the narrowest point, close to the case back, using a calliper to ensure accuracy before purchasing a replacement strap.

What is the best strap for the Breitling Galactic A1336410M512379A?

The most suitable materials for the Breitling Galactic A1336410M512379A include large-grain alligator for a structured, elegant look, vegetable-tanned calfskin for those who appreciate a natural patina over time, and technical nylon NATO for sporting use. The choice depends on the intended context: formal, casual or outdoor.

How do I change the strap on the Breitling Galactic A1336410M512379A?

To replace the strap on the Breitling Galactic A1336410M512379A, you will need a spring bar tool with a forked tip. Insert the tip into the lug hole, compress the spring bar and slide the strap free. Take care not to scratch the stainless steel case. It is advisable to work on a soft surface to protect both the watch and the work area.

Are there aftermarket straps compatible with the Breitling Galactic A1336410M512379A?

Yes, all straps with a standard 20mm attachment are compatible with the Breitling Galactic A1336410M512379A. Milano Straps offers a selection of handcrafted straps in leather, alligator, calfskin and technical materials, available bespoke or ready to ship, with a steel buckle or deployant clasp.

How long does a leather strap last on the Breitling Galactic A1336410M512379A?

The lifespan of a leather strap on the Breitling Galactic A1336410M512379A depends on the material and care routine. A vegetable-tanned calfskin strap typically lasts 2 to 3 years with daily wear. A quality alligator strap, regularly conditioned and kept away from excessive water and perspiration, can last well over 5 years while retaining its structure and appearance.

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