Breitling · Transocean

Strap for Transocean Chronograph Unitime Stainless Steel / Silver / Milanese

Takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width24 mm
Case diameter46 mm
ReferenceAB0510U0.A732.152A
FamilyTransocean
MovementBreitling caliber B05 hours, minutes, small seconds, world time | date | Chronograph, column wheel | chronometer
Year2012
CaseStainless Steel
Crystalsapphire
Water resistance100

Spring bar

Swiss Standard universal spring bars

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

Straps for the Transocean AB0510U0.A732.152A

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Transocean AB0510U0.A732.152A, seen from the bench

The Breitling Transocean Chronograph Unitime AB0510U0.A732.152A is a 46mm stainless steel chronograph featuring the in-house Breitling B05 movement with column wheel mechanism and World Time complication displaying 24 time zones. COSC-certified, the B05 operates at 28,800 vph with a 70-hour power reserve, and includes a small seconds subdial at 6 o'clock and date window. This formal dress chronograph features a refined dial with three symmetrical counters and leaf-shaped hands. The 24mm lug width steel bracelet reference 152A maintains visual proportions with the oversized case, ensuring proper wrist integration. Water-resistant to 100 meters.

Frequently asked questions

What is the lug width of the Breitling Transocean AB0510U0.A732.152A?

The lug width of the Breitling Transocean AB0510U0.A732.152A is 24mm. This is a specific measurement for this reference and should be confirmed with a digital calliper positioned between the two lugs at the underside of the case before purchasing an aftermarket strap.

What is the best strap for the Breitling Transocean AB0510U0.A732.152A?

For the Transocean AB0510U0.A732.152A, the most suitable materials are vegetable-tanned alligator leather for formal occasions, shell cordovan for character and superior longevity, and high-density rubber for sporting use. A polished steel deployant clasp is the most coherent closure choice given the stainless steel case of this model.

How do you change the strap on the Breitling Transocean AB0510U0.A732.152A?

To replace the strap on the Transocean AB0510U0.A732.152A, a dedicated spring bar tool or lug lever is required. The 24mm spring bar must be compressed laterally to release it from the case lug. It is advisable to work on a soft surface to avoid scratching the stainless steel case, and to ensure the replacement spring bar is the correct length for 24mm lugs.

Are there aftermarket straps compatible with the Breitling Transocean AB0510U0.A732.152A?

Yes, there are numerous aftermarket straps compatible with the Breitling Transocean AB0510U0.A732.152A. The key parameter is a 24mm lug width. Milanostraps.it offers a selection of handcrafted leather, rubber and nylon straps with a 24mm attachment, designed to ensure precise fitting and correct visual proportions on this 46mm case.

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

The lifespan of a leather strap depends on the material and care. A quality vegetable-tanned alligator strap, used carefully and kept away from prolonged moisture exposure, typically lasts between 3 and 5 years. Shell cordovan, due to its dense fibrous structure, can exceed 5 years whilst retaining its shape. Casati Milano straps include an 18-month guarantee 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.

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