Oris · Aquis

Strap for Aquis Date Diamonds 36 Stainless Steel / Black - Diamond / Bracelet

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter36 mm
Reference733 7652 4994-07 8 18 01P
FamilyAquis
MovementOris caliber Oris 733 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 Aquis 733 7652 4994-07 8 18 01P

Selected for the 18 mm lug width

All 18 mm straps →

The Aquis 733 7652 4994-07 8 18 01P, seen from the bench

The Oris Aquis is a dive watch powered by the automatic Oris 733 caliber with hour, minute, second and date indications. The case features 18mm lugs for the strap. The model belongs to Oris' diving collection dedicated to water sports.

Frequently asked questions

What is the exact lug width of the Oris Aquis 733 7652 4994-07 8 18 01P?

The lug width is 18 millimetres. This measurement refers to the external distance between the spring bar pins that hold the strap. To verify correctly, measure between the outer lugs using a digital calliper or soft measuring tape, ensuring you do not include the rounded edges of the case.

Which strap would you recommend for this Oris Aquis model?

We recommend a vegetable-tanned leather strap for daily use, as it develops a natural patina over time. For sport or aquatic contexts, choose a high-density NATO or FKM rubber. Alligator with natural shoulders is ideal for formal occasions without compromising the watch's instrumental character.

How do I correctly change the strap on my Oris Aquis 733 7652 4994-07 8 18 01P?

Use a dedicated spring bar tool extractor. Insert the forked end under the lug pin and gently lift to compress the internal spring, then slide the pin laterally. Repeat on the other side. To install the new strap, align the holes and compress the pin with the opposite end of the tool until it clicks securely.

Are straps compatible with 18mm lugs truly universal?

Yes, all artisanal straps with 18mm lug width are compatible with your Oris Aquis 733 7652 4994-07 8 18 01P, provided the spring bars used are standard 18mm pins. Always verify that the strap has been manufactured for this specific width, as measurement errors would compromise fit to the case.

What is the average lifespan of a vegetable-tanned leather strap on this model?

A high-quality artisanal vegetable-tanned leather strap typically lasts 18–36 months with daily wear, depending on sun exposure, water contact, and perspiration. Since the Aquis is sporty in character, frequent aquatic exposure accelerates deterioration. We recommend rotating straps to extend the longevity of each.

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