Breitling · Aerospace

Strap for Aerospace

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter42 mm
ReferenceR7936211Q571737P
FamilyAerospace
MovementBreitling caliber 79 Additional 12 hours Hand (adjustable), Additional 24 hours Hand (adjustable), hours, minutes, seconds | date, day, perpetual calendar | Chronograph | alarm | power reserve indicator, chronometer
Year2007 - 2013

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Aerospace R7936211Q571737P

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Aerospace R7936211Q571737P, seen from the bench

The Breitling Aerospace is a professional instrument introduced in 1985, reference R7936211Q571737P. The 42mm titanium aeronautical-grade case houses a SuperQuartz thermocompensated movement with ten times greater precision than standard quartz. The Caliber 79 integrates chronograph, alarm, perpetual calendar, 12/24-hour hands, and power reserve functions. The 22mm lug width is proportioned to the titanium case and short lugs of this sport-professional profile. Compatible 22mm straps address aesthetic and functional requirements across the full range.

Frequently asked questions

What is the lug width of the Breitling Aerospace R7936211Q571737P?

The Breitling Aerospace R7936211Q571737P features a lug width of 22mm. This standard dimension allows the original strap to be replaced with any 22mm aftermarket option, including leather, NATO, rubber or metal bracelet alternatives.

What is the best strap for the Breitling Aerospace R7936211Q571737P?

Given the matte titanium case of the Aerospace, the most suitable options include vegetable-tanned alligator leather for formal occasions, grain calf for daily wear, or FKM rubber and ballistic NATO webbing for sport and operational use. A titanium deployant clasp is the most coherent closure, matching the case material and reducing strap wear over time.

How do you change the strap on a Breitling Aerospace?

The strap is removed using a flat-tip or forked spring bar tool, applying gentle lateral pressure on the spring bar connecting the strap to the lugs. The Breitling Aerospace accepts standard 22mm spring bars. The operation takes approximately two minutes and requires no specialist tools, though first-time replacement is best carried out by a qualified watchmaker.

Are there aftermarket straps compatible with the Breitling Aerospace R7936211Q571737P?

Yes. Any strap with a 22mm lug width is technically compatible with the Breitling Aerospace R7936211Q571737P. MilanoStraps offers a curated selection of handcrafted straps in vegetable-tanned leather, alligator, calf and technical materials, all made to the correct size and available with various buckle and deployant clasp options.

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

The longevity of a leather strap depends on hide quality, daily care and intensity of use. A high-quality vegetable-tanned leather strap, kept away from water and treated periodically with conditioning cream, can last between three and six years while developing an attractive natural patina. Alligator straps, owing to the natural density of the scale grain, generally outlast conventional calf leather.

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