Technical Archive

Breitling
Superocean A1739102BA76134A— lug 20mm

Breitling Superocean A1739102BA76134A: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Superocean 44

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Breitling A1739102BA76134A
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

A1739102BA76134A

Movement

Breitling caliber Caliber 17 Hours, Minutes, Seconds | Date

The Heritage

The Breitling Superocean A1739102BA76134A is a 44mm stainless steel dive instrument rooted in Breitling's heritage dating back to the 1950s. It features the Breitling 17 automatic movement, an ETA-derived caliber decorated to Swiss manufacturing standards, displaying hours, minutes, seconds and date. The 20mm lug width accommodates a wide range of aftermarket straps, while the robust case with unidirectional rotating bezel, anti-reflective sapphire crystal and screw-down caseback confirm its professional diving vocation.

FAQ

What is the lug width of the Breitling Superocean A1739102BA76134A?

The lug width of the Breitling Superocean A1739102BA76134A is 20mm. It is measured internally between the two lugs using a millimetre calliper placed flush against the case. This standard measurement ensures broad availability of compatible aftermarket straps.

What is the best strap for the Breitling Superocean A1739102BA76134A?

For the Superocean A1739102BA76134A, a black or navy alligator strap enhances the sportive-elegant aesthetic, whilst vegetable-tanned calf leather develops a patina that complements the brushed steel. For active use, vulcanised rubber or ballistic nylon NATO straps are the most practical options. A brushed steel deployant clasp pairs well with any quality leather choice.

How do you change the strap on a Breitling Superocean A1739102BA76134A?

To replace the strap on the Superocean A1739102BA76134A, use a dedicated springbar tool with a bifurcated tip to release the spring bars from the lugs. Take care not to scratch the stainless steel case: it is advisable to protect the lugs with soft adhesive tape before proceeding. The replacement strap must have a 20mm lug width with straight ends.

Are there aftermarket straps compatible with the Breitling Superocean A1739102BA76134A?

Yes, as the 20mm lug width is a widely adopted standard in horology, numerous quality aftermarket straps are compatible with the Superocean A1739102BA76134A. Milano Straps offers a selection of handcrafted leather, rubber and textile straps specifically cut to fit the lugs of this model, complete with straight ends and spring bars included.

How long does a leather strap last on a Breitling Superocean A1739102BA76134A?

The longevity of a leather strap depends on the quality of the hide, daily care and exposure to perspiration and moisture. A first-grade alligator or vegetable-tanned calf leather strap, regularly conditioned with a nourishing cream and kept away from water, can last between three and five years whilst developing a fine patina. For intensive or water-related use, a rubber or NATO strap is recommended.