Oris · Aquis

Strap for Aquis Date 41.5 Hölstein Edition 2023

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

Lug width22 mm
Case diameter42 mm
Reference01 400 7769 4188-Set
FamilyAquis
MovementOris caliber Oris 733 hours, minutes, seconds | date
Year2023 - 2024
CaseCeramic, 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 Aquis 01 400 7769 4188-Set

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Aquis 01 400 7769 4188-Set, seen from the bench

The Oris Aquis reference 01 400 7769 4188-Set is a diver's watch powered by the automatic Oris 733 caliber. The movement offers hours, minutes, seconds and date indication. The case features 22mm lugs for the strap.

Frequently asked questions

What is the lug width of the Oris Aquis 01 400 7769 4188-Set?

The lug width of the Oris Aquis 01 400 7769 4188-Set is 22 millimetres. This specific dimension allows you to use custom artisanal straps, distinct from standard 20mm or 24mm models, offering a broader selection in the aftermarket quality strap market.

What is the best strap for the Oris Aquis 01 400 7769 4188-Set?

The best strap depends on intended use. For everyday formal wear, a vegetable-tanned leather strap from Florence, in shades of Burnt or Tobacco, enhances the watch's rational design. For aquatic or diving environments, a NATO strap in technical fabric or a fluoroelastomeric rubber guarantees complete waterproofness and rapid drying.

How do you change the strap on the Oris Aquis 01 400 7769 4188-Set?

The Aquis features standard spring-bar lugs. Simply insert a thin tool (a strap removal pin or pocket knife) into the small lateral slot of the lug and push outward to free the strap attachment point from the case. Repeat for both sides and insert the new 22mm strap in the same manner, ensuring the lugs are fully secured.

Is a 22mm aftermarket strap compatible with the Oris Aquis 01 400 7769 4188-Set?

Yes, any strap with a 22-millimetre lug width is fully compatible with this model. The artisanal straps offered by milanostraps.it, in leather, NATO, or rubber, guarantee complete compatibility and often provide superior build quality compared to factory options.

How long does a leather strap last on the Oris Aquis 01 400 7769 4188-Set?

A vegetable-tanned leather strap typically lasts 3–5 years of daily wear, depending on frequency of water and sun exposure. The natural ageing of leather develops a patina that increases the strap's aesthetic value. Fluoroelastomeric rubber, conversely, maintains consistent performance for 5–7 years before replacement, whilst NATO straps in technical fabric last 4–6 years with regular maintenance.

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