Grand Seiko · Evolution 9
Strap for Grand Seiko Evolution 9 9-SLGH027
The Grand Seiko Evolution 9 9-SLGH027 takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
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Lug width

Straps for the Evolution 9 9-SLGH027
Selected for the 22 mm lug width · workshop selection
What length do I need?
Measure your wrist with a tailor's tape or a piece of string, comfortably snug.
| Wrist circumference | Length (long side / short side) |
|---|---|
| 15.0–16.4 cm | 110 / 70 mm |
| 16.5–17.8 cm | 115 / 75 mm |
| 17.9–19.0 cm | 120 / 80 mm |
| 19.1–20.4 cm | 125 / 80 mm |
| 20.5–21.6 cm | 130 / 85 mm |
| 21.7–22.9 cm | 135 / 85 mm |
| over 22.9 cm | on 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 Grand Seiko Evolution 9 9-SLGH027
What strap size does the Grand Seiko Evolution 9 9-SLGH027 take?
The Grand Seiko Evolution 9 9-SLGH027 needs 22 mm between the lugs. It's the size I've been fitting on it for years.
Can the strap on the Grand Seiko Evolution 9 9-SLGH027 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 Grand Seiko Evolution 9 9-SLGH027?
Yes, in 22 mm leather. On a case a calf strap works every day; if you want something more, alligator.
Which strap do you recommend for the Grand Seiko Evolution 9 9-SLGH027?
A 22 mm calf strap, for every day. You'll find it ready in the 22 mm collection. If you'd rather have something built on your wrist, the Casati atelier.
More Evolution 9
All Evolution 9 → Grand Seiko families →
Every Evolution 9 reference with its measured lug width, on watchbands.ai →
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For changing the strap
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





