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Sinn · Diving Watches

Strap for Diving Watch T2 EZM 15

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

22mm
22 mm strapsAll Sinn
Lug width22 mm
Case diameter41 mm
Reference1015.010
FamilyDiving Watches
MovementSoprod caliber A10 hours, minutes, seconds | date
Year2015
CaseTitanium

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

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Straps for the Diving Watches 1015.010

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Diving Watches 1015.010, seen from the bench

The Sinn 1015.010 is a professional diving watch born from Frankfurt manufacture, embodying pure function and extreme reliability. Its 41 mm aerospace titanium case, high-legibility black dial and anti-reflective sapphire crystal represent engineering responses to extreme operational conditions. The Soprod A10 automatic movement features a 42-hour power reserve and withstands depths of 1000 meters with a threaded crown. The 22 mm lug width corresponds to standard submarine breathing tube diameter, enabling easy passage over diving suits.

Frequently asked questions

What is the lug width of the Sinn 1015.010?

The lug width of the Sinn 1015.010 is 22 mm. This measurement corresponds to the distance between the two spring bar pins that attach the strap to the case. Always verify this dimension before purchasing an aftermarket strap to ensure perfect compatibility.

Which strap is best suited for the Sinn 1015.010?

The ideal strap for the Sinn 1015.010 depends on your intended use. For diving operations, a NATO textile or FKM rubber strap offers practicality and moisture resistance. For leather, choose vegetable-tanned alligator or calf leather, which develops a natural grey patina over time that complements the titanium case.

How do I change the strap on a Sinn 1015.010?

Strap changes are accomplished by removing the spring bar pins from both lugs. Use a dedicated spring bar tool to push downward on the small spring mechanism on one side of the pin, extracting it smoothly. Repeat on the opposite side. Insert the new strap by aligning the holes with the pins and sliding the spring mechanism until fully seated.

Can I use an aftermarket 22mm compatible strap on the Sinn 1015.010?

Yes, any strap with a 22mm lug width is compatible with the 1015.010. Milano Straps offers a curated selection of artisanal straps in various finishes and materials, all constructed to precise tolerances for this lug size. Ensure the strap thickness is proportionate to the weight and mass of the titanium case.

How long does a leather strap last on a diving watch like the Sinn 1015.010?

Leather strap longevity on a diving watch depends on water exposure and humidity. With moderate use and air-drying after freshwater contact, vegetable-tanned alligator or calf leather lasts 5–7 years. If exposed to frequent diving, FKM rubber is the most durable choice, with a lifespan exceeding 10 years. Natural patina on vegetable leather indicates controlled ageing, not deterioration.

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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only