Steinhart · Ocean
Strap for Steinhart Ocean Ocean 39 vintage GMT green
The Steinhart Ocean Ocean 39 vintage GMT green takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
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- 12-month warranty on manufacturing defects
- Hand-stitched in Milan
Lug width

Your watch with our straps









Calf, Orange
Grand Cavalier Leather Strap Orange
€120
★ 4.9 · 12
1 / 106
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 circumference | Length (long side / short side) |
|---|---|
| 15.0–16.4 cm | 120 / 70 mm |
| 16.5–17.8 cm | 125 / 75 mm |
| 17.9–19.0 cm | 130 / 80 mm |
| 19.1–20.3 cm | 135 / 85 mm |
| 20.4–21.6 cm | 140 / 85 mm |
| 21.7–22.9 cm | 145 / 90 mm |
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 Steinhart Ocean Ocean 39 vintage GMT green
What strap size does the Steinhart Ocean Ocean 39 vintage GMT green take?
The Steinhart Ocean Ocean 39 vintage GMT green needs 20 mm between the lugs, usually 16 mm at the buckle. It's the size I've been fitting on it for years.
Can the strap on the Steinhart Ocean Ocean 39 vintage GMT green 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 Steinhart Ocean Ocean 39 vintage GMT green?
Yes, in 20 mm leather. On a 39 mm case a calf strap works every day; if you want something more, alligator.
Which strap do you recommend for the Steinhart Ocean Ocean 39 vintage GMT green?
A 20 mm calf strap, for every day. You'll find it ready in the 20 mm collection. If you'd rather have something built on your wrist, the Casati atelier.
More Ocean
- Steinhart Ocean Ocean 1 Green22 mm
- Steinhart Ocean Ocean 2 premium Carbon22 mm
- Steinhart Ocean Ocean 39 Adventure classic Diver's watch with replaceable batteries20 mm
- Steinhart Ocean Ocean 39 PINK-GOLD Ceramic20 mm
- Steinhart Ocean Ocean One GMT BLUE-RED Ceramic Diver´s watch with classic analog display22 mm
- Steinhart Ocean Ocean One GMT BLUE-RED.2 Diver´s watch for High-performance22 mm
- Steinhart Ocean Ocean One GMT two- tone CHOCOLATE Taucheruhr mit Verstellbarer Lünette22 mm
- Steinhart Ocean Ocean One Titanium 500 GMT premium Ceramic20 mm
More Steinhart in 20 mm
- Marine 38Marine
- Steinhart NAV.B-CHRONO NAV.B-CHRONO 42 CLASSIC A-TYPENAV.B-CHRONO
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
