Breitling · Emergency

Strap for Emergency II Yellow / Co-Pilot

Takes 26 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width26 mm
Case diameter51 mm
ReferenceE76325A4/I520/E8017510/B999.165E
FamilyEmergency
MovementBreitling caliber B76 Additional 24 hours Hand (adjustable), hours, minutes, seconds | date, day, month, perpetual calendar, year indicator | Chronograph, countdown, Flyback, Rattrapante | alarm | chronometer, power reserve indicator
Year2013
CaseTitanium

Spring bar

Swiss Standard universal spring bars

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

The Emergency E76325A4/I520/E8017510/B999.165E, seen from the bench

The Emergency was introduced by Breitling in 1995 as the world's first wristwatch with an integrated emergency transmitter. It features the B76 caliber with chronograph, perpetual calendar and adjustable 24-hour hand functions. The 26mm lug case integrates an emergency system with a retractable antenna for aeronautical distress signal transmissions.

Frequently asked questions

What is the lug width of the Breitling Emergency E76325A4/I520/E8017510/B999.165E?

The lug width is 26 millimetres. This measurement represents the internal distance between the two lugs of the case and is the fundamental parameter for selecting any compatible strap. To verify the measurement with precision, use a digital calliper positioned perpendicularly across the lugs.

Which type of strap is best suited to the Breitling Emergency?

The Breitling Emergency lends itself magnificently to vintage alligator, which enhances the satin-finished titanium case. Alligator with dark blue or British racing green patina creates an elegant contrast without compromising the tactical identity of the instrument. For operational use, NATO straps in high-density polyamide or vulcanised rubber offer practicality and water resistance. Vegetable-tanned calf leather strikes an ideal balance between aesthetics and durability.

How do you change the strap on the Breitling Emergency?

The Breitling Emergency E76325A4/I520/E8017510/B999.165E uses standard 26-millimetre spring bars. To change the strap, remove the bayonet-style spring bar from the lugs, extract the worn strap, insert the new strap through the lugs, and reposition the spring bar until it clicks into place. If you are inexperienced, entrust the task to a qualified watchmaker to avoid damage to the titanium case.

Is there a reliable aftermarket strap available for this model?

Yes, 26mm straps crafted by specialised artisans such as Casati Milano are perfectly compatible and often surpass OEM quality. Premium materials such as alligator, cordovan and vegetable-tanned calf guarantee longevity and a patina that develops over time. Milano Straps offers a dedicated collection for 26mm lugs with rapid shipping and personalisation options.

How long does a leather strap last on a daily-worn watch?

A premium leather strap (alligator, cordovan, vegetable-tanned calf) worn daily typically lasts 3–5 years, provided prolonged moisture exposure is avoided and the strap is occasionally treated with specialist balms. Rubber or NATO straps have potentially infinite longevity, though vulcanised rubber may degrade within 5–7 years of direct sunlight exposure. Casati Milano offers an 18-month guarantee on all bespoke-crafted straps.

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