Breitling · Superocean Heritage

Strap for Superocean Heritage II B20 Automatic 44 Stainless Steel - Red Gold / Black / Rubber / Folding

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
ReferenceUB2030121B1S1 (aka: UB203012.BG52.279S)
FamilySuperocean Heritage
MovementBreitling caliber B20 hours, minutes, seconds | date | chronometer
Year2018
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 Heritage UB2030121B1S1 (aka: UB203012.BG52.279S)

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Superocean Heritage UB2030121B1S1 (aka: UB203012.BG52.279S), seen from the bench

The Breitling Superocean Heritage II B20 Automatic model UB2030121B1S1 combines 1950s diving chronograph heritage with contemporary design. The 44mm case combines 18k red gold, stainless steel, and ceramic, powered by the COSC-certified B20 automatic movement with approximately 70 hours power reserve. The 22mm lug width suits the medium-large sports watch category, offering 200 metres water resistance and COSC-certified precision.

Frequently asked questions

What is the lug width of the Breitling Superocean Heritage UB2030121B1S1?

The lug width of the Breitling Superocean Heritage UB2030121B1S1 is 22 mm. This measurement is taken between the case lugs and represents the correct standard size for replacing the original strap with a compatible aftermarket option.

What is the best strap for the Breitling Superocean Heritage UB2030121B1S1?

Given the combination of ceramic, red gold and stainless steel, this reference pairs particularly well with vegetable-tanned alligator straps in warm tones (cognac, bordeaux, burnt honey), Tuscan calf leather straps with contrast stitching, or NATO and vulcanised rubber straps for more sporting use. A deployant clasp in steel or rose gold PVD provides a coherent and secure closure.

How do you change the strap on the Breitling Superocean Heritage UB2030121B1S1?

Strap replacement requires a thin-blade screwdriver or a dedicated springbar tool. The 22 mm springbars connecting the strap to the lugs must be compressed laterally to disengage them. It is advisable to work on a soft surface to avoid scratching the ceramic and red gold case. If in doubt, entrust the operation to a watchmaker or a specialist atelier.

Are there aftermarket straps compatible with the Breitling Superocean Heritage UB2030121B1S1?

Yes. Any strap with a 22 mm lug width and standard springbars is technically compatible with the Breitling Superocean Heritage UB2030121B1S1. MilanoStraps offers a curated selection of Italian handcrafted 22 mm straps in various materials and finishes, with full customisation available through the Casati Milano atelier.

How long does a leather strap last on a Breitling Superocean Heritage UB2030121B1S1?

The lifespan of a leather strap depends on the quality of the hide, the tanning process and daily use. A high-quality vegetable-tanned strap, properly maintained with leather conditioner every two to three months and kept away from prolonged water exposure, can last between three and five years while retaining an attractive patina. CITES-certified alligator and shell cordovan straps generally outlast standard calf leather.

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