Strap for Colt Quartz Stratus Silver / Calf / Pin

The lug width of the Breitling Colt A7438811/G792/105X/A20BA.1 is 22mm. This measurement is taken with a digital calliper positioned between the two lugs at the strap attachment point. It is the standard lug width adopted by Breitling across the entire 44mm Colt range.

The choice depends on intended use. For outdoor and sport contexts, a ballistic nylon NATO or vulcanised rubber strap offers the most functional solution. For formal or business wear, a 22mm vegetable-tanned alligator or box-calf strap complements the stainless steel case whilst preserving the professional character of the watch.

The strap is removed using a flat-tip or forked spring bar tool inserted into the spring bar seat between the lug and the strap. Compress the spring bar inward until it clears the lug hole, then slide the strap free. No specialist tools are required, though working on a soft surface is advisable to avoid scratching the case.

Yes. Any 22mm strap with standard spring bars is compatible with the Breitling Colt A7438811/G792/105X/A20BA.1. Milano Straps offers handcrafted straps in alligator, calf, shell cordovan and NATO, made to a 22mm lug width and available with a traditional buckle or deployant clasp. The quality of materials and hand-finishing ensure a precise fit without altering the original aesthetic.

Longevity depends on leather quality, maintenance and frequency of use. A top-grade vegetable-tanned alligator strap, treated with neutral cream and rotated with other straps, can last five or more years whilst developing a distinctive patina. A standard calf strap under daily intensive use has an average lifespan of one to two years. Shell cordovan straps, owing to the density of the fibres, are the most durable among smooth leathers.