Breitling · Superocean

Strap for Superocean Steelfish

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

Lug width22 mm
Case diameter44 mm
ReferenceA1739010C666
FamilySuperocean
MovementBreitling caliber Caliber 17 Hours, Minutes, Seconds | Date
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 A1739010C666

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Superocean A1739010C666, seen from the bench

The Breitling Superocean A1739010C666 is a 44mm stainless steel professional diving watch launched in 1957 for underwater specialists. It features a unidirectional steel bezel with minute scale, screw-down crown, and 200-meter water resistance. The watch is powered by the Breitling Caliber 17, an automatic movement derived from the ETA 2824-2, providing hours, minutes, seconds, and date. The 22mm lug width accommodates a wide range of compatible straps in various materials and finishes.

Frequently asked questions

What is the lug width of the Breitling Superocean A1739010C666?

The lug width of the Breitling Superocean A1739010C666 is 22mm. This is the measurement to verify with a digital calliper before purchasing an aftermarket strap: the internal distance between the two lugs should fall between 21.8mm and 22.0mm to ensure a precise, play-free fit.

What is the best strap for the Breitling Superocean A1739010C666?

The ideal choice depends on the intended use. For water activities or sport contexts, vulcanised rubber or polyamide NATO straps offer the best functional performance. For formal or semi-formal occasions, vegetable-tanned calf leather or alligator provide elegance and longevity. A brushed steel deployant clasp completes any combination with aesthetic consistency relative to the case finish.

How do you change the strap on the Breitling Superocean A1739010C666?

The strap is removed using a spring bar tool: insert the pointed tip into the lug hole, compress the spring bar and slide the strap free. The operation takes approximately two minutes per side and requires no professional equipment, provided a proper tool is used to avoid scratching the case.

Are there aftermarket straps compatible with the Breitling Superocean A1739010C666?

Yes. Any standard 22mm strap with a conventional spring bar is compatible with the Breitling Superocean A1739010C666. Milano Straps offers a curated selection of handcrafted leather, rubber and textile straps sized specifically for this reference, with keepers and buckles proportioned to the 44mm case.

How long does a leather strap last on a Breitling Superocean A1739010C666?

A quality leather strap on a Superocean typically lasts between two and four years with daily wear, provided prolonged exposure to salt water and perspiration is avoided. Applying a dedicated leather conditioner every three to four months significantly extends strap life. Vegetable-tanned leather develops a distinctive patina that improves over time, whereas chrome-tanned hides tend to deteriorate more rapidly.

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