Oris · Artelier

Strap for Artelier Skeleton 40 Stainless Steel

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 734 7721 4051-07 5 21 64FC
FamilyArtelier
MovementOris caliber Oris 734 hours, minutes, seconds | skeleton
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 01 734 7721 4051-07 5 21 64FC

Selected for the 21 mm lug width · workshop selection

All 21 mm straps →

The Artelier 01 734 7721 4051-07 5 21 64FC, seen from the bench

The Oris Artelier features the Oris 734 caliber with skeletonized display of hours, minutes and seconds. The case has 21mm lugs for the strap. The automatic movement allows observing the internal mechanisms through the open dial.

Frequently asked questions

What is the lug width of the Oris Artelier 01 734 7721 4051-07 5 21 64FC?

The lug width measures 21.00mm. This dimension represents the distance between the attachment pins from the lug shoulder to the crown base. Any compatible strap must be precisely 21mm wide to ensure correct fitment without lateral play or detrimental tension.

Which leather strap suits the Oris Artelier 01 734 7721 4051-07 5 21 64FC best?

We recommend alligator or vegetable-tanned calf leather. Alligator offers an elegant visible texture that patinas naturally over time, whilst vegetable-tanned calf develops an amber hue consistent with the watch's stainless steel case. Both ensure longevity of 5-7+ years with proper care. Choice depends on context: alligator for formal occasions, calf for professional daily wear.

How do I change the strap on the Oris Artelier 01 734 7721 4051-07 5 21 64FC?

Use a spring bar tool with rounded tip. Position the watch on a stable surface and insert the tool at a 45° angle beneath the attachment pin to release the spring bar. Repeat on the other side. To install the new strap, guide the pin through the lug whilst gently compressing until you hear the click. Avoid sudden strikes that damage the spring mechanism.

Are there reliable aftermarket straps compatible with the Oris Artelier 21mm lug width?

Yes, numerous artisanal manufacturers produce certified 21mm compatible straps. MilanoStraps offers curated options in alligator, calf, NATO nylon, and FKM rubber, all verified for true compatibility and durability. Artisanal straps typically provide customisation options (colour, finishing, deployante clasp) unavailable with OEM Oris replacements.

How long does a leather strap last on a daily-worn Oris Artelier?

A quality leather strap—alligator or vegetable-tanned calf—typically lasts 5-8 years with daily use and minimal maintenance. Longevity depends on tanning method, environmental exposure (humidity, temperature extremes) and storage habits (keep dry, avoid prolonged perspiration contact). Vegetable-tanned leather ages gracefully, developing patina rather than degradation.

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