Breitling · Emergency

Strap for Emergency Orbiter

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

Lug width22 mm
Case diameter43 mm
ReferenceE56321 Orbiter
FamilyEmergency
MovementBreitling caliber 56 hours, minutes, seconds | date, day, perpetual calendar, year indicator | Chronograph, countdown, Rattrapante | alarm | chronometer
Year1995 - 2001
CaseTitanium

Spring bar

Swiss Standard universal spring bars

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

Straps for the Emergency E56321 Orbiter

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Emergency E56321 Orbiter, seen from the bench

The Breitling Emergency E56321 Orbiter is a tribute to the Breitling Orbiter 3 balloon's 1999 circumnavigation. This timepiece features a dual-frequency emergency transmitter operating at 121.5 MHz and 406 MHz, complying with international aeronautical search-and-rescue standards. The 43mm aeronautical titanium case is water-resistant to 50 meters, paired with a 22mm lug width. The Breitling Caliber 56 movement, COSC-certified chronometer, includes hours, minutes, seconds, date, day, perpetual calendar, year indicator, chronograph, countdown, rattrapante, and alarm function.

Frequently asked questions

What is the lug width of the Breitling Emergency E56321 Orbiter?

The Breitling Emergency E56321 Orbiter has a lug width of 22mm. This measurement refers to the internal distance between the two lugs at the strap attachment point and determines compatibility with any standard 22mm aftermarket strap.

What is the best strap for the Breitling Emergency E56321 Orbiter?

Given the technical nature of the watch and its 43mm titanium case, the most suitable straps are: matte grain alligator in anthracite or slate tones for a professional look, vegetable-tanned calf leather in tobacco or mocha for daily use, and vulcanised rubber paired with a deployant clasp for extreme sporting contexts. Ballistic nylon NATO straps are recommended for humid environments or outdoor activities.

How do I change the strap on a Breitling Emergency E56321 Orbiter?

The strap is removed using a spring bar tool inserted between the lug and the strap to release the spring bars. The operation requires no specialist tools and can be carried out independently with a basic toolkit. It is advisable to work on a soft surface to avoid scratching the titanium case.

Are there aftermarket straps compatible with the Breitling Emergency E56321 Orbiter?

Yes. Any strap with a 22mm attachment is compatible with the Emergency E56321 Orbiter, provided the spring bars are of adequate length (typically 20–22mm travel). Milano Straps offers a selection of handcrafted 22mm straps in various materials, made to order or available from stock.

How long does a leather strap last on a Breitling Emergency E56321 Orbiter?

Longevity depends on material, usage, and care. A quality vegetable-tanned calf strap, with regular maintenance (leather conditioner every 3–6 months, avoiding prolonged exposure to water and perspiration), typically lasts 2–4 years. Alligator leather, owing to its denser grain structure, tends to last longer. Shell cordovan, with its tight surface layer, is among the most wear-resistant materials over the long term.

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