Oris · Artelier

Strap for Artelier Date 40 Stainless Steel / Silver

Takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width21 mm
Case diameter40 mm
Reference01 733 7721 4051-07 5 21 64FC
FamilyArtelier
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 Artelier 01 733 7721 4051-07 5 21 64FC

Selected for the 21 mm lug width · workshop selection

All 21 mm straps →

The Artelier 01 733 7721 4051-07 5 21 64FC, seen from the bench

The Oris Artelier reference 01 733 7721 4051-07 5 21 64FC is equipped with the automatic Oris caliber 733 featuring hours, minutes, seconds and date functions. The watch has 21mm lugs and is part of the brand's Artelier collection. The movement provides the essential time indications in a classic three-hand configuration with a date display.

Frequently asked questions

What is the lug width of the Oris Artelier 01 733 7721 4051-07 5 21 64FC?

The lug width measures 21mm. This dimension represents the distance between the case lugs' attachment pins, critical for selecting compatible aftermarket straps. Always measure with a digital calliper between the pins, not on the outer lug surface.

What is the best strap for this Oris Artelier chronograph?

For an elegant-sports chronograph of 40mm, we recommend vegetable-tanned alligator (patina develops over time, sophisticated texture), European calfskin tonneau-tanned (enhanced formal proportions), or FKM rubber (maximum grip and water resistance). Choice depends on usage: formal, workshop, or balanced daily wear.

How do I change the strap on the Oris Artelier 01 733 7721 4051-07 5 21 64FC?

Use a spring bar tool to gently lift the retaining lugs on the case's attachment pins. Extract the pins: do not force. Insert the new strap by aligning the pins to the lugs and push until click-lock engages. Verify the strap is firmly seated before wearing.

Can I use an aftermarket strap on this Oris Artelier?

Yes, provided the lug width measures exactly 21mm. Many Italian and international artisanal straps are available in this dimension. Verify compatibility with lug thickness (typically 2.5–3mm for this case).

What is the lifespan of a leather strap on a chronograph I wear daily?

A vegetable-tanned leather strap on an Artelier chronograph (wrist subjected to frequent perspiration, rotational movements on the crown) lasts approximately 18–24 months with maintenance. Apply balm every 4 months and dry after water contact. Rubber lasts 3–4 years without deterioration.

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