Breitling · Superocean

Strap for Superocean II 36 White Pro III

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter36 mm
ReferenceA17312D2/A775/230S/A16S.1
FamilySuperocean
MovementBreitling caliber 17 hours, minutes, seconds | date
Year2015
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 A17312D2/A775/230S/A16S.1

Selected for the 20 mm lug width

All 20 mm straps →

The Superocean A17312D2/A775/230S/A16S.1, seen from the bench

The Breitling Superocean II 36 White Pro III (A17312D2/A775/230S/A16S.1) is a professional dive watch with a 36mm stainless steel case featuring unidirectional bezel, sapphire crystal, and screw-down crown. It houses the Breitling 17 caliber (ETA 2824-2 based) with hours, minutes, seconds, and date display. The lug width is 20mm, accommodating standard aftermarket straps. COSC certified, this model maintains legibility and corrosion resistance for daily wear without oversizing.

Frequently asked questions

What is the lug width of the Breitling Superocean A17312D2/A775/230S/A16S.1?

The Breitling Superocean A17312D2/A775/230S/A16S.1 features a 20mm lug width. This measurement is taken with a digital calliper positioned between the two lugs at the spring bar seat. It is one of the most common sizes in sports watchmaking, ensuring a wide availability of compatible aftermarket straps.

What is the best strap for the Breitling Superocean 36mm?

The ideal strap depends on intended use. For daily urban wear, vegetable-tanned calfskin offers the best balance between refinement and durability. To emphasise the sporting character, a matte bombé-grain alligator strap creates a striking aesthetic contrast. For humid conditions or water proximity, vulcanised rubber or technical nylon NATO straps — optionally with a deployant clasp — are the recommended choice.

How do I change the strap on the Breitling Superocean A17312D2/A775/230S/A16S.1?

Strap replacement requires a spring bar tool or a dedicated lug lever. Compress the spring bar on the inner side of the lug, remove the strap, and insert the new one ensuring the spring bar clicks firmly into both lug holes. The operation does not require professional tools, though entrusting it to a watchmaker is advisable to avoid scratching the stainless steel lugs.

Are there aftermarket straps compatible with the Breitling Superocean 36?

Yes. The 20mm lug width of the Superocean 36 is compatible with the full range of standard straight-end aftermarket straps. Milano Straps offers a curated selection of handcrafted straps in leather, alligator, shell cordovan and technical materials, available bespoke or ready to order online, all fully compatible with this Breitling reference.

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

Longevity depends on the material and frequency of wear. A quality vegetable-tanned calfskin strap typically lasts 2–4 years with daily use, developing a distinctive patina over time. Well-tanned alligator often exceeds 5 years. Regular exposure to salt water or perspiration accelerates deterioration: for marine environments, rubber or NATO straps are recommended. The Casati Milano guarantee covers 18 months for 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