Breitling · Superocean Heritage

Strap for Superocean Heritage II 46 Chronograph Stainless Steel / Bronze / Bronze / Calf / Pin

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
ReferenceA1331233/Q616/439X/A20BA.1
FamilySuperocean Heritage
MovementBreitling caliber Caliber 13 Hours, Minutes, Small Seconds | Date | Chronograph
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

Straps for the Superocean Heritage A1331233/Q616/439X/A20BA.1

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Superocean Heritage A1331233/Q616/439X/A20BA.1, seen from the bench

The Breitling Superocean Heritage II 46 Chronograph (Ref. A1331233/Q616/439X/A20BA.1) is a professional diver's watch featuring a 46.00mm stainless steel case with the Breitling Caliber 13 chronograph movement, COSC-certified. The 24mm lug width accommodates robust hardware and substantial leather thickness. This instrument-grade tool watch combines extreme readability and uncompromised robustness, designed for extreme environments with aggressive lines and functional architecture.

Frequently asked questions

What is the lug width of the Breitling Superocean Heritage A1331233/Q616/439X/A20BA.1?

The lug width is 24mm. This measurement is specific to the 46mm Superocean Heritage model and ensures visual balance and proportional integrity. To verify accuracy, measure the internal distance between the lugs with a digital calliper at the widest point.

What is the best strap for the Breitling Superocean Heritage?

The choice depends on your intended use. Genuine alligator offers formal elegance whilst maintaining the sporty vocation. Vegetable-tanned calf leather develops a natural patina over time. Shell cordovan is ideal for actual diving due to superior water resistance. NATO straps in canvas or rubber preserve authentic tool-watch credibility. Tobacco brown is the most natural chromatic pairing for this brushed steel case.

How do I change the strap on my Superocean Heritage?

Use a springsbar tool to gently remove the spring bars from the lugs. Pull downward with the tool to extract the used strap. Align the new strap and re-insert the springbars until they click fully into place. Verify that the strap is securely fixed before wearing the watch.

Can I use an aftermarket 24mm strap compatible with other brands?

Yes, provided the lug width is precisely 24mm and the springbars are compatible. However, we recommend straps specifically dimensioned for the Superocean Heritage, as the case generosity requires adequate structural thickness. Milano Straps offers customisable 24mm straps in premium leather, guaranteeing fit and durability.

How long does a natural leather strap last?

A vegetable-tanned leather strap typically lasts 2-4 years with daily wear, depending on exposure to moisture, sunlight and mechanical stress. The leather develops a natural patina within the first year. To extend lifespan, avoid prolonged immersion, dry the watch after water contact and condition the leather with specific products every 6-8 months. Milano Straps provides an 18-month warranty 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