Oris · Aquis

Strap for Aquis Small Seconds Date 45.5 Stainless Steel / Blue / Rubber

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

Lug width22 mm
Case diameter46 mm
Reference01 743 7733 4135-07 4 24 65EB
FamilyAquis
MovementOris caliber Oris 743 hours, minutes, small seconds | day
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 01 743 7733 4135-07 4 24 65EB

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Aquis 01 743 7733 4135-07 4 24 65EB, seen from the bench

The Aquis represents Oris' line of diving watches, designed for professional diving. It features the Oris 743 calibre with hour, minute, small seconds and day indicator functions. The 01 743 7733 4135-07 4 24 65EB reference offers water resistance and technical features specific for underwater use.

Frequently asked questions

What is the lug width of the Oris Aquis 01 743 7733 4135-07 4 24 65EB?

The lug width is 22mm. It is measured by placing a ruler perpendicular to the two lugs in the closest area to the case. This standard width allows the fitting of a wide range of aftermarket straps without case modifications.

Which strap is recommended for this Oris model?

Alligator leather with a medium grain and vegetable tanning represents the most aesthetically coherent choice with the ceramic case, developing a rich patina over time. For daily wear, chrome-tanned calf is versatile and easily washable. FKM rubber straps are ideal for frequent diving, whilst ballistic nylon NATO straps offer practicality and quick replacement.

How do you change the strap on this Aquis?

Using a dedicated tool (spring bar tool), position yourself on one side of the lower lug pin and apply gentle downward pressure to compress the spring. Once the spring is released, remove the old strap. Insert the new strap by aligning the pin and slowly release the spring until it clicks fully. Verify correct tightening by checking that the strap does not move laterally.

Can I use an aftermarket strap on this Oris model?

Yes, absolutely. The 22mm lug width is standard and allows fitting of aftermarket straps in any material (leather, rubber, textile) without case modifications. It is advisable to choose straps of quality comparable to the case to maintain the overall aesthetic balance of the watch.

How long does a leather strap last on an Oris Aquis?

A quality artisanal leather strap (alligator, calf, shell cordovan) lasts an average of 4-6 years with moderate daily use. Durability depends on frequency of use, humidity exposure and cleaning frequency. A well-maintained strap cleaned periodically can last over 6 years. FKM rubber has comparable durability but resists moisture and repeated diving better.

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