Breitling · Chronospace

Strap for Chronospace Evo B60 Mariner Blue / 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
ReferenceEB601010.C945.152E
FamilyChronospace
MovementBreitling caliber Caliber B60 Foudroyante Seconds, Minutes, Small Seconds | Date | Chronograph, Flyback, Rattrapante | Chronometer
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 Chronospace EB601010.C945.152E

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Chronospace EB601010.C945.152E, seen from the bench

The Breitling Chronospace EB601010.C945.152E is a professional aviation watch featuring a 43.00 mm aerospace-grade titanium case with a 22 mm lug width. It houses the Breitling B60 movement, an electronic SuperQuartz™ chronometer certified by COSC with ±15 seconds per year accuracy—ten times more precise than standard quartz. The B60 integrates complex functions including flyback chronograph, rattrapante, foudroyante seconds, independent small seconds, and date display. Designed for military pilots, civil aviators, and mission operators, the Chronospace prioritizes functional design for rapid reading under operational stress.

Frequently asked questions

What is the lug width of the Breitling Chronospace EB601010.C945.152E?

The lug width of the Breitling Chronospace EB601010.C945.152E is 22 mm. This specification is confirmed by official Breitling technical documentation and determines compatibility with any aftermarket strap. Respecting this measurement is essential to ensure a correct and secure fit between the strap and the titanium case lugs.

What is the best strap for the Breitling Chronospace EB601010.C945.152E?

For the titanium Chronospace, a vegetable-tanned Tuscan leather strap in burnt brown or black provides the best material coherence with the case's matte finish. Hornback alligator is suited to formal settings, whilst vulcanised rubber or ballistic nylon NATO straps are preferable for intensive use and humid environments. In all cases, the attachment width must be exactly 22 mm.

How do you change the strap on a Breitling Chronospace EB601010.C945.152E?

To replace the strap on the Chronospace, a spring bar tool is required to release the spring bars connecting the strap to the titanium case lugs. It is advisable to work on a soft surface to avoid scratching the case. Alternatively, the operation can be carried out by a watchmaker or at the Casati Milano atelier, where it is performed at no additional charge with the purchase of a strap.

Are there aftermarket straps compatible with the Breitling Chronospace EB601010.C945.152E?

Yes, any strap with a 22 mm attachment width is dimensionally compatible with the Breitling Chronospace EB601010.C945.152E. Milano Straps offers a selection of handcrafted 22 mm straps in calf leather, alligator, vegetable-tanned leather, rubber, and nylon, all produced to quality standards befitting fine watchmaking. The buckle or deployant clasp should be selected according to the total strap length and wrist circumference.

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

The lifespan of a leather strap depends on tanning quality, daily use, and maintenance. A handcrafted vegetable-tanned leather strap, worn regularly but not in extremely humid conditions, typically lasts between 2 and 4 years. The patina that develops over time is an intrinsic part of the vegetable-tanned leather experience. Milano Straps straps carry an 18-month warranty against manufacturing defects.

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.

Request an appointment →

Casati Milano · Via XX Settembre 15, Milan · by appointment only