Breitling · Superocean

Strap for SuperOcean Automatic 42 Stainless Steel - Red Gold / Black / Rubber

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter42 mm
ReferenceU17375211B1S1
FamilySuperocean
MovementBreitling caliber Caliber 17 ND Hours, Minutes, Seconds
CaseCeramic, Red Gold, Stainless 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 U17375211B1S1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Superocean U17375211B1S1, seen from the bench

The Breitling Superocean Automatic 42 U17375211B1S1 combines a 42 mm stainless steel and red gold case with a high-tech ceramic bezel in black. Equipped with Caliber 17 ND quartz movement offering COSC-certified precision, this model maintains the professional diving heritage established in 1957 while integrating refined materials. The 22 mm lug width is a structural specification of this model, designed for precise compatibility with standard strap attachments.

Frequently asked questions

What is the lug width of the Breitling Superocean U17375211B1S1?

The Breitling Superocean U17375211B1S1 features a fixed lug width of 22 mm. This measurement is structural and non-variable: any aftermarket or replacement strap must have an attachment end of exactly 22 mm to fit correctly within the lugs of this 42 mm case.

What is the best strap for the Breitling Superocean U17375211B1S1?

The ideal choice depends on the intended context. For a sport-formal register, a vegetable-tanned Mississipiensis alligator strap in cognac or midnight blue complements the contrast between the black ceramic bezel and red gold indices. For daily or aquatic use, a vulcanised rubber or technical nylon NATO strap offers resilience consistent with the Superocean's diving heritage. A satin-brushed steel deployant clasp is recommended regardless of material choice.

How do you change the strap on a Breitling Superocean U17375211B1S1?

Strap replacement requires a spring bar tool — the bifurcated pin instrument specific to watchmaking — to compress the spring bar connecting the strap to the lugs. Insert the tip into the lug slot, compress the spring bar and slide the strap free. Care must be taken to avoid scratching the steel lugs or the ceramic bezel. If in doubt, entrust the operation to a qualified watchmaker or a specialist atelier.

Are there aftermarket straps compatible with the Breitling Superocean U17375211B1S1?

Yes. Any strap with a 22 mm attachment width and standard spring bars is compatible with the Breitling Superocean U17375211B1S1. Milano Straps offers a curated range of handcrafted 22 mm straps in various materials — vegetable-tanned leather, alligator, rubber, NATO — produced in Italy with bespoke finishing options tailored to this specific watch.

How long does a leather strap last on a Breitling Superocean U17375211B1S1?

Longevity depends on leather quality, thickness and usage patterns. A high-grade vegetable-tanned calfskin strap, worn daily in non-aquatic conditions, typically lasts between two and four years before the buckle holes or stitching show structural wear. Prolonged contact with salt water or perspiration accelerates leather degradation: for intensive sport use or diving, rubber or technical nylon is recommended, reserving leather for formal and semi-formal occasions.

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