Breitling · Galactic

Strap for Galactic 36 Stainless Steel / Diamond / Pearl / Sahara

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter36 mm
ReferenceA7433053.A779.215X
FamilyGalactic
MovementBreitling caliber B74 hours, minutes, seconds | date | chronometer
Year2015
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 A7433053.A779.215X

Selected for the 18 mm lug width

All 18 mm straps →

The Galactic A7433053.A779.215X, seen from the bench

The Breitling Galactic 36 (ref. A7433053.A779.215X) is a 36mm stainless steel watch that recovers the authentic proportions of professional 1960s aviation instruments. Powered by the Breitling B74 chronometer-certified movement, it features hours, minutes, seconds, and date functions with unidirectional bezel and clear legibility. The polished-satin steel case exemplifies Breitling's aviation philosophy: every element serves a functional purpose readable at a glance, with no superfluous complications. The 18mm lug width and compact case thickness make it a rare daily-wear instrument designed for precision without compromise.

Frequently asked questions

What is the lug width of the Breitling Galactic A7433053.A779.215X?

The Breitling Galactic A7433053.A779.215X has a lug width of 18mm. This measurement defines the strap attachment point at the case. To verify independently, use a digital calliper to measure the internal distance between the two lugs, parallel to the caseback axis.

What is the best strap for the Breitling Galactic 36mm?

For the Galactic 36, the most coherent materials with its aviation aesthetic are smooth calf leather in tobacco or midnight blue, or an alligator Louisiana-grain strap for formal occasions. A two-tone grey-black NATO nylon strap references aeronautical tradition without excess. All options should feature an 18mm stainless steel buckle, tapering to 16mm, consistent with standard strap taper.

How do I change the strap on a Breitling Galactic A7433053.A779.215X?

Strap replacement requires a fine-tipped spring bar tool to remove the spring bars securing the strap to the lugs. Work on a soft surface to protect the case. The Galactic 36 lugs do not feature unusually deep holes: the operation is manageable for a skilled non-professional, though care should be taken to avoid scratching the case flanks.

Are there aftermarket straps compatible with the Breitling Galactic 36?

Yes. Any strap with an 18mm attachment width is compatible with the Breitling Galactic A7433053.A779.215X. Milanostraps.it offers a curated selection of handcrafted 18mm straps in calf leather, alligator, shell cordovan and vegetable-tanned leather, made in Italy. Compatibility depends solely on the lug width (18mm) and requires no adapters.

How long does a leather strap last on a Breitling Galactic 36?

Lifespan depends on the material and frequency of use. A quality calf leather strap used daily typically lasts 18 to 24 months. Alligator or shell cordovan straps, owing to their denser fibre structure, can exceed 3 to 4 years with proper care — conditioning cream every 2 to 3 months, avoiding prolonged exposure to perspiration. Casati Milano straps carry an 18-month manufacturing defect warranty.

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