Breitling · Aerospace

Strap for Aerospace B70 Orbiter Titanium / Orange / Bracelet

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
ReferenceEB70101A1O1E1
FamilyAerospace
MovementBreitling caliber B70 hours, minutes, seconds | date, day, month, perpetual calendar, year indicator | Chronograph, countdown, Flyback, Rattrapante | alarm | chronometer, power reserve indicator, Multifunction (Quartz)
Year2024
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 Aerospace EB70101A1O1E1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Aerospace EB70101A1O1E1, seen from the bench

The Breitling Aerospace B70 Orbiter Titanium features a 43 mm grade 2 titanium case with a SuperQuartz B70 movement certified COSC, offering tenfold precision over conventional quartz. The ref. EB70101A1O1E1 includes perpetual calendar, flyback chronograph, alarm, and power reserve indicator on an analog-digital dial. The 22 mm lug width accommodates the robust titanium case without proportional imbalance, with straight lugs ensuring broad aftermarket compatibility.

Frequently asked questions

What is the lug width of the Breitling Aerospace EB70101A1O1E1?

The Breitling Aerospace EB70101A1O1E1 features 22mm lug width. This measurement is taken with a digital calliper across the inner distance between the two lugs at the point where the strap inserts into the case. Any strap with a 22mm attachment is directly compatible with this reference.

What is the best strap for the Breitling Aerospace EB70101A1O1E1?

Given the brushed titanium case of 43mm and the aeronautical purpose of the B70 calibre, the most coherent materials are matte box calf leather, neutral-toned alligator, or ballistic nylon NATO straps. For formal wear away from the cockpit, a shell cordovan or vegetable-tanned leather strap developing a natural patina offers the most refined sartorial choice.

How do I change the strap on the Breitling Aerospace EB70101A1O1E1?

The straight lugs of the Breitling Aerospace EB70101A1O1E1 accept standard 22mm spring bars. Using a fine-tipped springbar tool, compress the spring bar on one side and slide the strap free. The operation requires no case disassembly. It is advisable to work on a soft surface to avoid scratching the titanium case.

Are there aftermarket straps compatible with the Breitling Aerospace EB70101A1O1E1?

Yes. The Breitling Aerospace EB70101A1O1E1 uses a standard 22mm straight lug attachment, compatible with the vast majority of aftermarket handcrafted straps. Milanostraps.it offers a curated selection of 22mm leather, NATO and rubber straps, available with buckle or deployant clasp, all suited to this reference.

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

A quality leather strap on a Breitling Aerospace typically lasts 2–4 years with daily use, depending on exposure to perspiration, water and UV radiation. Vegetable-tanned straps with a protective finish tend to last longer, developing an individual patina over time. Casati Milano provides an 18-month warranty against manufacturing defects on all bespoke 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