Breitling · Chronospace

Strap for Chronospace Quartz

Takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width24 mm
Case diameter48 mm
ReferenceA7836534G705
FamilyChronospace
MovementBreitling caliber Caliber 78 Additional 12 Hour Hand (adjustable), Additional 24 Hour Hand (adjustable), Hours, Minutes, Seconds | Date, Day, Perpetual Calendar | Chronograph | Alarm | Power Reserve Indicator, Chronometer
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 Chronospace A7836534G705

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Chronospace A7836534G705, seen from the bench

The Chronospace represents Breitling's line of digital-analog multifunctional watches. It is equipped with the Breitling 78 caliber with chronograph, perpetual calendar, alarm and power reserve indicator functions, as well as additional 12 and 24-hour adjustable hands. The watch features 24mm lugs and combines analog and digital display for maximum legibility of information.

Frequently asked questions

What is the lug width of the Breitling Chronospace A7836534G705?

The lug width of the Breitling Chronospace A7836534G705 is exactly 24mm. This specification is mandatory to ensure proper strap insertion into the watch case. Any strap with a different width will result in lateral play or mechanical incompatibility. Always verify the lug width before purchasing an aftermarket strap.

Which strap material is best suited for the Chronospace A7836534G705?

The Chronospace, being designed for aviation professionals, pairs excellently with dark-tinted alligator, shell cordovan with natural patina, vegetable-tanned calf leather, or technical canvas NATO straps. Your choice depends on use context: formal elegance with alligator, visible ageing with cordovan, sustainability with vegetable-tanned calf, or technical practicality with NATO.

How do you change the strap on a Breitling Chronospace A7836534G705?

Strap changes are performed via the watch case lugs. The Chronospace requires a spring bar tool to remove the elastic pins securing the original strap. Insert the tool into the space between the lug and strap, gently press the elastic pin downward, and remove the strap. To install the new 24mm strap, reinsert the elastic pins into the case lugs, ensuring the strap is perfectly centered.

Are aftermarket straps compatible with the Breitling Chronospace A7836534G705?

Yes, all aftermarket straps with a 24mm lug width are compatible with the Chronospace A7836534G705. Verify that your strap is specifically manufactured for 24mm lugs to avoid play or damage. Milanostraps.it offers a curated selection of artisanal 24mm straps available online, plus custom commissions through the Casati Milano atelier.

How long does a leather strap last on a Breitling Chronospace A7836534G705?

Leather strap longevity depends on material quality, frequency of use, and environmental conditions. A quality artisanal alligator or shell cordovan strap, with proper care, lasts 3–5 years in daily use. Vegetable-tanned calf tends to wear slightly faster (2–4 years), whilst synthetic NATO straps resist 5–7 years. Sun exposure, humidity, and perspiration accelerate ageing. Casati Milano's 18-month guarantee certifies structural integrity.

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