Technical Archive

Breitling
Galactic A1336410/A569/437X— lug 20mm

Breitling Galactic A1336410/A569/437X: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Galactic Chronograph II Stainless Steel / MOP

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Breitling A1336410/A569/437X
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

A1336410/A569/437X

Movement

Breitling caliber Caliber 13 Hours, Minutes, Small Seconds | Date | Chronograph

The Heritage

The Breitling Galactic is powered by the Calibre 13 with hour, minute, small second, date and chronograph functions. The movement offers the essential complications for a sports chronograph from the Swiss Maison. The A1336410/A569/437X reference features technical characteristics oriented towards chronometric use.

FAQ

What is the lug width of the Breitling Galactic A1336410/A569/437X?

The Breitling Galactic A1336410/A569/437X has a lug width of 20 mm. This measurement should be taken with a calliper on the inner side of the lugs, at the narrowest point between the case ears, to ensure a correct fit for any aftermarket strap.

What is the best strap for the Breitling Galactic A1336410/A569/437X?

For the Galactic A1336410/A569/437X, alligator leather is recommended for formal occasions, shell cordovan for intensive daily wear, and vegetable-tanned calf leather for a sportier register. A 20 mm steel deployant clasp is the ideal choice to maintain visual consistency with the 44 mm stainless steel case.

How do you change the strap on a Breitling Galactic A1336410/A569/437X?

Strap replacement requires a fine-tipped spring bar tool. Insert the tool into the spring bar slot between the lug and the strap, compress the spring bar mechanism and slide it out. Care should be taken to avoid scratching the steel lugs; if in doubt, consult a watchmaker or the Casati Milano atelier.

Are there aftermarket straps compatible with the Breitling Galactic A1336410/A569/437X?

Yes. Any strap with a 20 mm lug width is compatible with the Breitling Galactic A1336410/A569/437X, provided the spring bars are the correct size for Breitling lugs. Milano Straps offers a selection of 20 mm straps in leather, NATO and technical materials suitable for this reference.

How long does a leather strap last on a Breitling Galactic A1336410/A569/437X?

Longevity depends on the material and conditions of use. A high-quality shell cordovan or alligator strap, properly maintained with leather conditioner every 2–3 months and kept away from moisture, can last between 3 and 7 years. Casati Milano straps carry an 18-month warranty against manufacturing defects.