Bausele · Diver

Strap for Sydney Diver Tasman Black

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

Lug width22 mm
Case diameter40 mm
ReferenceB34BLR1BL1
FamilyDiver
MovementSellita caliber SW200-1 b Hours, Minutes, Seconds
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 Diver B34BLR1BL1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Diver B34BLR1BL1, seen from the bench

The Bausele Diver reference B34BLR1BL1 features the automatic Sellita SW200-1 caliber with hours, minutes and seconds indication. The watch has 22mm lugs for the strap. The Swiss Made movement ensures precision and reliability in the basic functions.

Frequently asked questions

What is the lug width of the Bausele Diver B34BLR1BL1?

The lug width of the Bausele Diver B34BLR1BL1 is 22mm. This measurement is the distance between the two lugs on the case where the strap attaches. To verify compatibility, measure this opening with a calliper: it must be exactly 22mm.

Which strap is most suitable for the Bausele Diver B34BLR1BL1?

The Bausele Diver B34BLR1BL1, with its minimalist and functional philosophy, pairs ideally with vegetable-tanned Italian leather straps featuring natural patina that evolves over time in parallel with the watch. Alternative choices of excellence are alligator for those preferring structured lustre, or a NATO in cotton/polyamide for pure operative emphasis. Vulcanised rubber for frequent water use.

How do I change the strap on the Bausele Diver B34BLR1BL1?

To change the strap on the B34BLR1BL1, you will need a spring bar tool or small dedicated implement. Locate the two small pins running horizontally through the case lugs. Using the spring bar tool, gently depress the pin inward toward the case, releasing the spring: the strap will come free. Insert the new strap by threading the pins through the lugs, ensuring the spring locks correctly in position. Do not force: the mechanism should click into place with a discrete snap.

Can I use an aftermarket strap of 22mm lug width on this watch?

Yes, any strap with a compatible 22mm lug width may be mounted on the B34BLR1BL1. Milano Straps offers a complete selection of artisanal 22mm straps in leather, NATO, and rubber, all tested for compatibility and construction quality. Always verify that the strap has been manufactured specifically for this lug width.

How long does a leather strap last on the Bausele Diver B34BLR1BL1?

The lifespan of a vegetable-tanned leather strap depends on usage and maintenance. With regular care—gentle cleaning, avoiding prolonged immersion except for rubber—a quality strap lasts 3–5 years before replacement is necessary. Vegetable-tanned Italian leather ages nobly; scratches and darkened patina are marks of authenticity, not defects. For salt-water or intensive aquatic environments, vulcanised rubber is recommended for extended durability.

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