Breitling · Emergency

Strap for Emergency II Night Mission Diamondworks / Green Mother-of-Pearl / Rubber / Folding

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
ReferenceV76325AX/L527/286S/V20DSA.4
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
Year2017
CaseTitanium

Spring bar

Swiss Standard universal spring bars

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

The Emergency V76325AX/L527/286S/V20DSA.4, seen from the bench

The Breitling Emergency II Night Mission Diamondworks model V76325AX/L527/286S/V20DSA.4 is a wrist-mounted survival system built for extreme professionals. It features a 51 mm aeronautical titanium case with dual-frequency emergency transmitter (121.5 MHz and 406 MHz), retractable antennas, and the Breitling B76 mechanical movement. The watch includes a 26 mm lug width, perpetual complications with hours, minutes, seconds, date, day, month and year indicator, plus chronograph with countdown, rattrapante and flyback functions. Power reserve indicator visible on dial.

Frequently asked questions

What is the lug width of the Breitling Emergency V76325AX/L527/286S/V20DSA.4?

The lug width of the Breitling Emergency V76325AX/L527/286S/V20DSA.4 is 26 millimetres. This measurement is the distance between the two metal lugs protruding from the case that support the strap. Accurate measurement is critical to ensure mechanical and visual compatibility with any aftermarket strap.

Which strap is recommended for the Breitling Emergency V76325AX/L527/286S/V20DSA.4?

For this 51-millimetre titanium model, we recommend three primary options: premium alligator for lasting elegance, vegetable-tanned calf for natural patina and colour evolution, or tactical NATO for extreme environment resistance. The choice depends on intended use and personal aesthetic preferences.

How do I change the strap on the Breitling Emergency V76325AX/L527/286S/V20DSA.4?

The strap is changed by removing the pins that connect it to the case. Use a strap tool to gently push the side pins and release the old strap. Align the new strap's holes with the lugs, then push the pins back until fully locked. Always verify correct rotation of the lugs.

Is an aftermarket strap compatible with the Breitling Emergency V76325AX/L527/286S/V20DSA.4?

Yes, any strap with a 26-millimetre lug width is mechanically compatible. Milano Straps offers handcrafted straps in leather, alligator, and fabric, all tested for this reference. It is essential to verify the measurement before purchase and rely on suppliers who guarantee precise compatibility.

How long does a leather strap last on the Breitling Emergency V76325AX/L527/286S/V20DSA.4?

Durability depends on material and usage. Premium alligator with vegetable tanning resists 5-7 years of daily wear. Vegetable-tanned calf lasts 3-4 years. FKM rubber and synthetic NATO offer durability exceeding 10 years. Regular maintenance (cleaning, conditioning for natural leathers) significantly extends useful life.

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