Omega · Aqua Terra
Strap for Omega Aqua Terra 231.53.44.50.01.001
The Seamaster Aqua Terra 150M Co-Axial 44 Chronograph White Gold / Black takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Aqua Terra 231.53.44.50.01.001
Selected for the 20 mm lug width · workshop selection
Black Alligator Strap with Light Blue Edges€149
Red Alligator Strap Water Resistant€195
Green Rubberized Alligator Strap with Ecru Tribal Stitching€149
Hammered Calfskin Strap Light Blue€98
Vintage Olive Green Calf Leather Watch Strap★ 4.5 · 4€80
What I'm asked about the Omega Aqua Terra 231.53.44.50.01.001
What strap size does the Omega Aqua Terra 231.53.44.50.01.001 take?
The Omega Aqua Terra 231.53.44.50.01.001 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 Omega Aqua Terra 231.53.44.50.01.001 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 Aqua Terra 231.53.44.50.01.001?
Yes, in 20 mm leather. On a 44 mm chronograph I like box calf: it holds its shape and carries a substantial case.
Which strap do you recommend for the Omega Aqua Terra 231.53.44.50.01.001?
A 20 mm box calf. You'll find it ready in the 20 mm collection. If you'd rather have something built on your wrist, the Casati atelier.
The Aqua Terra 231.53.44.50.01.001, seen from the bench
Frequently asked questions
What is the best strap for the Omega Aqua Terra 231.53.44.50.01.001?
It depends on usage. For formal elegance we recommend dark brown alligator or vegetable-tanned calf leather with a platinum buckle. For a more classic and durable character, cordovan shell from horse develops a beautiful patina over time. If you wear the watch frequently in the sea or in humid conditions, black rubber maintains the sporty spirit of the Aqua Terra without risk of deterioration.
Can I mount an aftermarket strap on this Omega?
Yes, provided the lug width is 20mm. Attention: the Aqua Terra lugs in white gold are sensitive to scratches. Choose straps of tailored quality with clean lug workmanship. Milano Straps produces handcrafted straps compatible with these specific dimensions, customizable also through the Casati Milano atelier.
How long does a leather strap last on a regularly worn watch?
A quality alligator or calf leather strap, with daily use, lasts 18-24 months before showing signs of wear. Cordovan shell is more resistant (24-36 months) because the grain is naturally denser. Durability depends on humidity, sun exposure, and how much the strap touches your wrist. Casati Milano guarantees 18 months on handcrafted straps made to measure.
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

