Omega · Seamaster Planet Ocean
Strap for Omega Seamaster Planet Ocean 232.30.44.22.01.001
The Seamaster Planet Ocean 600M Co-Axial 43.5 GMT Stainless Steel / Black / Bracelet takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Seamaster Planet Ocean 232.30.44.22.01.001
Selected for the 21 mm lug width · workshop selection
Matte Black Alligator Strap★ 5 · 1€195
Matte Dark Gray Alligator Strap€195
Millennium Green Alligator Strap★ 5 · 1€195
Grey Hammered Leather Strap with Ecru Stitching€98
Hammered Calfskin Strap Light Blue€98
What I'm asked about the Omega Seamaster Planet Ocean 232.30.44.22.01.001
What strap size does the Omega Seamaster Planet Ocean 232.30.44.22.01.001 take?
The Omega Seamaster Planet Ocean 232.30.44.22.01.001 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 Omega Seamaster Planet Ocean 232.30.44.22.01.001 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 Omega Seamaster Planet Ocean 232.30.44.22.01.001?
Yes, in 21 mm leather, as long as you don't wear it in the water: leather doesn't like the sea or the pool. For days in the water, rubber. On a 44 mm diver I go for a full-thickness strap, not a thin one. I don't keep rubber ready in 21 mm: write to me and I'll make it.
Which strap do you recommend for the Omega Seamaster Planet Ocean 232.30.44.22.01.001?
Rubber if you wear it in the water; otherwise a 21 mm calf strap, full thickness. You'll find it ready in the 21 mm collection. If you'd rather have something built on your wrist, the Casati atelier.
The Seamaster Planet Ocean 232.30.44.22.01.001, seen from the bench
Frequently asked questions
Which strap is most suitable for the Omega Seamaster Planet Ocean 232.30.44.22.01.001?
For this model, we recommend vegetable-tanned calf leather (develops patina over time), vulcanized rubber (waterproof, zero maintenance), or synthetic NATO (robust, quick change). We do not recommend alligator due to exposure to marine humidity. The choice depends on use: formal (smooth black calf with deployant clasp), sporty (matte black rubber or NATO), everyday (British Tan with natural aging).
Is it possible to use an aftermarket strap compatible with the Omega Seamaster Planet Ocean 232.30.44.22.01.001?
Yes, provided that the lug width is exactly 21 mm. Custom artisanal straps, such as those offered by Milano Straps, guarantee build quality equal to or superior to original Omega straps, with customization options (leather, color, thread color). Mechanical compatibility is complete; aesthetic compatibility depends on your color and tactile preferences.
What is the average lifespan of a leather strap for the Omega Seamaster Planet Ocean 232.30.44.22.01.001?
A smooth calf strap lasts on average 2–3 years with moderate use (office, evening occasions). A vegetable-tanned calf strap lasts 3–4 years and develops a fascinating patina. A rubber strap lasts 4–5 years if not exposed to direct heat or prolonged UV rays. Regular maintenance (cleaning, drying, conditioning with leather-specific creams) extends strap life by up to 40%.
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

