Breitling · Superocean Heritage

Strap for Superocean Heritage II 46 Stainless Steel / Black / Silver / Calf / Folding

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
ReferenceAB202012/G828/444X/A20D.1
FamilySuperocean Heritage
MovementBreitling caliber Caliber B20 Hours, Minutes, Seconds | Date | Chronometer
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 AB202012/G828/444X/A20D.1

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Superocean Heritage AB202012/G828/444X/A20D.1, seen from the bench

The Breitling Superocean Heritage AB202012/G828/444X/A20D.1 is a 46mm stainless steel professional diving watch featuring the automatic Breitling B20 COSC-certified chronometer movement. The 316L steel case with protected crown at 3 o'clock, unidirectional bezel with luminous material, and anti-reflective sapphire crystal deliver precision and corrosion resistance for demanding marine environments. Lug width is 24mm, designed to maintain proper proportions and ergonomic balance on the wrist.

Frequently asked questions

What is the lug width of the Breitling Superocean Heritage AB202012/G828/444X/A20D.1?

The lug width of the Breitling Superocean Heritage AB202012/G828/444X/A20D.1 is 24.00mm. This measurement refers to the distance between the case lugs where the strap attaches. You can verify this by placing a digital calliper on the inner side of the lugs and measuring the gap.

What is the best strap for the Breitling Superocean Heritage AB202012/G828/444X/A20D.1?

The ideal strap depends on your intended use. For elegance and natural patina development, we recommend vegetable-tanned Italian leather or aged hazelnut alligator. For sport versatility, a navy blue or pearl grey nato strap works exceptionally well. For actual water use, reinforced rubber or silicone offers superior grip and durability in aggressive marine environments.

How do I change the strap on my Breitling Superocean Heritage?

To change the strap, remove the metal lugs connecting the case to the strap. Use a spring bar tool to gently compress the internal elastic pins of the lugs and slide the old strap outward. Repeat on the second lug. Align the new strap's holes with the lugs and press until you hear a click. Always verify the strap is firmly secured before wearing the watch.

Can I use an aftermarket strap on my Breitling Superocean Heritage AB202012/G828/444X/A20D.1?

Yes, you can use an aftermarket strap provided it is precisely 24mm in width. Milano Straps offers artisanal leather straps in Tuscan hide, alligator, and technical materials that are certified and tested on identical Breitling Heritage models. High-quality aftermarket straps maintain aesthetics whilst adding personalisation without compromising functionality.

How long does a leather strap last on a daily-wear dive watch like the Superocean Heritage?

A high-quality leather strap with artisanal Florentine vegetable tanning lasts approximately 4-6 years with daily use. Longevity depends on factors such as frequency of use, water exposure, perspiration, and sun exposure. Milano Straps guarantees 18 months on personalised straps. To extend lifespan, we recommend alternating use with other straps and avoiding prolonged moisture exposure without thorough drying.

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