Rolex · Day-Date II

Strap for Rolex Day-Date II 218206

The Rolex Day-Date II 218206 takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width21 mm
Case diameter41 mm
Reference218206
FamilyDay-Date II
MovementRolex caliber 3156 Hours, Minutes, Seconds | Date, Day | Chronometer

Recommended spring bar

Spring bars Rolex Day-Date 40 — 21mm × 1.5mm

Technical match for lug width and diameter · lug 21 mm · Ø 1.5 mm

All Rolex spring barsOpen →
Rolex Day-Date II 218206 — watch

What I'm asked about the Rolex Day-Date II 218206

What strap size does the Rolex Day-Date II 218206 take?

The Rolex Day-Date II 218206 needs 21 mm between the lugs, usually 18 mm at the buckle. It's the size I've been fitting on it for years.

Can the strap on the Rolex Day-Date II 218206 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 Rolex Day-Date II 218206?

Yes, in 21 mm leather. On a 41 mm case a calf strap works every day; if you want something more, alligator.

Which strap do you recommend for the Rolex Day-Date II 218206?

A 21 mm calf strap, for every day. You'll find it ready in the 21 mm collection. If you'd rather have something built on your wrist, the Casati atelier.

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

Bespoke straps for Rolex, in the atelier or by video call: casatimilano.com