Rolex · Explorer II

Strap for Rolex Explorer II 216570

The Rolex Explorer II 216570 takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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  • Ships in 1–3 working days
  • Worldwide shipping
  • 30-day returns
  • 12-month warranty on manufacturing defects
  • Hand-stitched in Milan
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Lug width21 mm
Case diameter42 mm
Reference216570
FamilyExplorer II
MovementRolex caliber 3187 Additional 24 Hours Hand (adjustable), Hours, Minutes, Seconds | Date
Year2011/4 - 2021
CaseStainless Steel
Spring barØ 2 mm

Recommended spring bar

Spring bars Rolex Exp II 216570 — 21mm × 2mm

Verified compatibility for this reference · lug 21 mm · Ø 2 mm · closed lugs

All Rolex spring barsOpen →
Rolex Explorer II 216570 — watch

Your watch with our straps

Explorer II 216570 with Grand Cavalier Leather Strap Orange
Explorer II 216570 with Vintage Brown Calfskin Strap — Natural Patina
Explorer II 216570 with Brown Italian Leather Strap

Calf, Orange

Grand Cavalier Leather Strap Orange

€120

★ 4.9 · 12

1 / 57

Real photos of the strap and the case. No generated images.

What length do I need?

Measure your wrist with a tailor's tape or a piece of string, comfortably snug.

Wrist circumferenceLength (long side / short side)
15.0–16.4 cm110 / 70 mm
16.5–17.8 cm115 / 75 mm
17.9–19.0 cm120 / 80 mm
19.1–20.4 cm125 / 80 mm
20.5–21.6 cm130 / 85 mm
21.7–22.9 cm135 / 85 mm
over 22.9 cmon request

The ready-to-wear strap is 115 × 75 mm. For a smaller or larger wrist I make it in the right length: order your length.

What I'm asked about the Rolex Explorer II 216570

What strap size does the Rolex Explorer II 216570 take?

The Rolex Explorer II 216570 needs 21 mm between the lugs. It's the size I've been fitting on it for years.

Can the strap on the Rolex Explorer II 216570 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 Explorer II 216570?

Yes, in 21 mm leather. On a 42 mm case a calf strap works every day; if you want something more, alligator.

Which strap do you recommend for the Rolex Explorer II 216570?

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

Updated on · by Antonio Zichichi