Oris · Aquis

Strap for Aquis Titan Small Second - Date Titanium / Grey / Bracelet

The Aquis Titan Small Second - Date Titanium / Grey / Bracelet takes 26 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width26 mm
Case diameter46 mm
Reference01 743 7664 7253-07 8 26 75PEB
FamilyAquis
MovementOris caliber Oris 743 Hours, Minutes, Small seconds | Day
CaseTitanium, Tungsten

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

The Aquis 01 743 7664 7253-07 8 26 75PEB, seen from the bench

The Oris Aquis Date 46mm in titanium and tungsten (reference 01 743 7664 7253-07 8 26 75PEB) represents the contemporary evolution of the Swiss diving watch, built on principles established by the Hölstein Manufacture since 1904. It features the Oris caliber 743 movement, a modified ETA base, and combines aerospace titanium with a tungsten bezel insert for exceptional durability and weight reduction. The case diameter of 46mm with 26mm lug width ensures optimal visibility and proportional weight distribution, while the Rotation Safety System prevents accidental bezel rotation during immersion.

Frequently asked questions

What is the lug width of the Oris Aquis 01 743 7664 7253-07 8 26 75PEB?

The lug width is 26mm. This measurement represents the distance between the two case attachments where the strap is fixed. It is essential to measure it correctly with a calliper positioned perpendicular to the case plane to ensure complete compatibility with replacement straps.

What is the best strap for the Oris Aquis 01 743 7664 7253-07 8 26 75PEB?

For this diving model, we recommend three options: (1) Vegetable-tanned leather, which develops natural patina over time; (2) Cotton NATO, particularly suitable for underwater use due to moisture resistance; (3) Fluoroelastomer rubber, the technical choice for professional diving. The choice depends on primary usage: everyday elegance with leather, tactical versatility with NATO, absolute robustness with rubber.

How do I change the strap on the Oris Aquis 01 743 7664 7253-07 8 26 75PEB?

Insert a flat tool (not sharp) into the small side opening of one lug attachment. Apply gentle, consistent pressure outward to release the spring mechanism. Once freed, completely extract the lug from the case. Insert the new lug into the opposite slot, ensuring the retention tab is correctly oriented, and repeat the procedure for the second attachment. Avoid sharp blows that could deform the edges.

Can I use an aftermarket strap compatible with 26mm?

Yes, absolutely. The 26mm lug width is a standard used by numerous artisan strap manufacturers. Always verify that the strap width corresponds exactly to 26mm and that the thickness is compatible with the case slot (typically 3.5-4mm). Artisan straps in vegetable-tanned leather or rubber offer superior construction quality and customisation compared to standard OEM replacements.

How long does a leather strap last on a watch like the Oris Aquis 01 743 7664 7253-07 8 26 75PEB?

A quality leather strap with vegetable tanning and proper finishing typically lasts 4-7 years with moderate daily use. Longevity depends on critical factors: direct sunlight exposure, perspiration, constant humidity, and frequency of water exposure. The Oris Aquis, being designed for humid environments, suggests frequent rotation with rubber straps during diving, preserving leather for dry daily use. Conditioning the leather every 12-18 months with specific oils significantly extends longevity.

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

The atelier's website: casatimilano.com