Technical Archive

A12S.1— lug 14mm

Breitling Galactic A7234853/BE50/248S/A12S.1: 14mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Galactic 29 Stainless Steel / Diamond / Trophy Black Diamond / Rubber

Artisanal Note

"This model requires a precise 14mm lug width to preserve the original sartorial balance."

Lug Width

14 mm

The essential strap measurement.

Browse 14mm straps →

Reference

A7234853/BE50/248S/A12S.1

Movement

ETA caliber B72 Hours, Minutes, Seconds | Date | Chronometer

The Heritage

The Breitling Galactic 29mm (ref. A7234853/BE50/248S/A12S.1) features a 29mm stainless steel case with a round design and clean lines. Powered by the ETA B72 electronic movement with COSC chronometer certification ensuring ±4 seconds per day accuracy, it displays hours, minutes, seconds, and date. The lug width is precisely 14mm. The polished and satin-finished steel case and lugs offer a two-tone finish, positioning this model as a refined precision timepiece balancing technical rigor with jewelry aesthetics for smaller wrists.

FAQ

What is the lug width of the Breitling Galactic A7234853/BE50/248S/A12S.1?

The lug width of the Breitling Galactic reference A7234853/BE50/248S/A12S.1 is 14mm. This measurement is taken using a digital calliper positioned between the lugs of the case, at the point where the spring bar sits. It is advisable to verify this on your actual piece before purchasing a replacement strap, as minor production tolerances may affect fit.

What is the best strap for the Breitling Galactic 29mm?

For the Breitling Galactic 29mm, the most suitable materials are alligator in neutral tones (grey, midnight blue, bordeaux) for formal pairings, vegetable-tanned calf leather for everyday versatility, and shell cordovan for the highest level of sartorial refinement. The correct attachment width is 14mm. A butterfly deployant clasp in stainless steel complements the fit elegantly and reduces daily wear on the strap.

How do you change the strap on the Breitling Galactic A7234853/BE50/248S/A12S.1?

The strap on the Breitling Galactic is removed using a spring bar tool — either a thin flat-blade screwdriver or a dedicated fork-style tool — inserted between the case lug and the spring bar. Pressing inward compresses the spring and releases the lug. The procedure does not require opening the case and can be performed independently with the correct tools, or entrusted to a watchmaker or the Casati Milano atelier.

Are there aftermarket straps compatible with the Breitling Galactic 29mm?

Yes, the Breitling Galactic 29mm uses a standard 14mm spring bar attachment, compatible with aftermarket straps from any manufacturer adhering to this width. Milano Straps offers 14mm straps in various materials and finishes, all handcrafted and fully compatible with this reference. Simply ensure the chosen strap carries a 14mm attachment and an appropriate length for your wrist.

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

The lifespan of a leather strap depends on the material, frequency of use, and maintenance. A quality vegetable-tanned calf strap, with regular wear, typically lasts 18 to 36 months. Cordovan and alligator, owing to their denser fibre structure, can last 3 to 5 years with proper care. Avoiding prolonged water exposure and applying a leather conditioner periodically will significantly extend the strap's life.