Omega · Constellation

Strap for Constellation Quartz 27.5 Stainless Steel / Silver

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter28 mm
Reference1582.30.00
FamilyConstellation
MovementOmega caliber 1424 hours, minutes, seconds | date | chronometer
CaseStainless Steel

Recommended spring bar

Spring bars Omega 20mm — 1.8mm diameter

Technical match for lug width and diameter · lug 20 mm · Ø 1.8 mm

All Omega spring barsOpen →

Straps for the Constellation 1582.30.00

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Constellation 1582.30.00, seen from the bench

The Constellation represents one of Omega's historic collections, characterized by chronometer certification. This model, reference 1582.30.00, features the Omega 1424 calibre with hour, minute, second and date functions. The movement guarantees the chronometric precision typical of the Swiss manufacturer.

Frequently asked questions

What is the exact lug width of the Omega Constellation 1582.30.00?

The Omega Constellation 1582.30.00 has a lug width of 20mm. This measurement is determined by the width of the lugs on the case. To verify compatibility, measure the space between the lugs on the vertical side: it must correspond exactly to 20mm.

What type of strap is best suited for the Constellation 1582.30.00?

Alligator is the purist choice: its regular texture and fine grain create formal elegance. For daily use and visible aging, we recommend vegetable-tanned calf leather. Rubber is ideal for those seeking sportive versatility without sacrificing the proportionality of the 27.5mm case.

How do you change the strap on the Omega Constellation 1582.30.00?

Position the watch on a soft surface. Using a spring bar tool, gently press inward toward the case to release the spring of the lug pin. Once the pins are extracted, the strap separates. Repeat the operation in reverse for the new strap, ensuring that the pins click correctly into the lugs.

Can I use an aftermarket 20mm strap on a Constellation 1582.30.00?

Yes, all straps with 20mm lug width are compatible with the 1582.30.00. However, construction quality and materials vary significantly. We recommend alligator, vegetable-tanned calf, or technical rubber to respect the luxury status and formal aesthetics of the watch. Low-quality faux leather or inferior leather straps will diminish the value of the piece.

How long does a leather strap last on a Constellation like the 1582.30.00?

A quality leather strap (alligator or calf) lasts between 3 and 5 years with daily use, depending on exposure to sweat, moisture, and UV rays. Vegetable-tanned leather ages more rapidly but darkens, developing character. Rubber resists for 5-7 years. All Milano Straps leather straps are guaranteed for 18 months against manufacturing defects.

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