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Oris · Classic

Strap for Oris Classic 01 733 7719 4075-07 8 20 10

The Classic Date 42 Stainless Steel / Blue / Bracelet takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

20mm
20 mm strapsAll Oris
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Lug width20 mm
Case diameter42 mm
Reference01 733 7719 4075-07 8 20 10
FamilyClassic
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

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What I'm asked about the Oris Classic 01 733 7719 4075-07 8 20 10

What strap size does the Oris Classic 01 733 7719 4075-07 8 20 10 take?

The Oris Classic 01 733 7719 4075-07 8 20 10 needs 20 mm between the lugs, usually 16 mm at the buckle. It's the size I've been fitting on it for years.

Can the strap on the Oris Classic 01 733 7719 4075-07 8 20 10 be changed?

Yes. It has spring bars between the lugs: with the right tool the strap comes off in a minute. If you'd rather not risk a scratch, I do it in the workshop.

Can I put a leather strap on the Oris Classic 01 733 7719 4075-07 8 20 10?

Yes, in 20 mm leather. On a 42 mm dress watch alligator is the natural choice: thin, elegant, what it was born for.

Which strap do you recommend for the Oris Classic 01 733 7719 4075-07 8 20 10?

A thin 20 mm alligator. You'll find it ready in the 20 mm collection. If you'd rather have something built on your wrist, the Casati atelier.

Straps for the Classic 01 733 7719 4075-07 8 20 10

Selected for the 20 mm lug width

All 20 mm straps →

The Classic 01 733 7719 4075-07 8 20 10, seen from the bench

The Oris Classic reference 01 733 7719 4075-07 8 20 10 is equipped with the automatic Oris 733 caliber with indication of hours, minutes, seconds and date. The model features 20mm lugs and is part of the brand's Classic collection. The essential functions and construction follow the canons of the Oris watchmaking tradition.

Frequently asked questions

What is the best strap for the Oris Classic 01 733 7719 4075-07 8 20 10?

The choice depends on your intended usage. For formal contexts, we recommend calf leather with vegetable tanning or shell cordovan: both develop a natural patina over time. For daily sports use, a NATO fabric strap offers practicality and versatility. Rubber remains the technical choice for humid or aquatic environments. The 20mm lug width permits a broad selection without constructive limitations.

Can I use an aftermarket strap on this watch?

Yes, any strap with a 20mm lug width is compatible. The artisanal straps from milanostraps.it are specifically produced for this measurement and guarantee precise fitting without lateral play. Always verify that the lateral lugs of the case have standard holes for spring bar insertion, a standard condition on all Oris Classic models.

How long does a leather strap last on a watch like the Oris Classic?

Durability depends on the material and usage. Calf leather with vegetable tanning resists on average 18-24 months with moderate daily use. Shell cordovan, being denser, can last 24-36 months. Leather is a living material that ages naturally: perspiration, humidity and sun exposure accelerate wear. Artisanal straps made from superior quality leather develop an elegant patina during ageing, transforming the wearing process into an aesthetic advantage.

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.

Request an appointment →

Casati Milano · Via XX Settembre 15, Milan · by appointment only

The atelier's website: casatimilano.com