Panerai · Luminor 1950

Strap for Luminor 1950 Marina 3 Days Automatic eSteel Blue Profondo

The Luminor 1950 Marina 3 Days Automatic eSteel Blue Profondo takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width24 mm
Case diameter44 mm
ReferencePAM01157
FamilyLuminor 1950
MovementPanerai caliber P.9010 Hours, Minutes, Small seconds | Date
Year2021
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

Straps for the Luminor 1950 PAM01157

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Luminor 1950 PAM01157, seen from the bench

The Panerai Luminor 1950 Marina 3 Days Automatic eSteel Blue Profondo PAM01157 is a cushion-case timepiece with 44mm diameter, featuring the P.9010 automatic movement with 3-day power reserve and chronometer certification. The stainless steel case includes a patented bridge crown, unidirectional bezel with railway markers, and 24mm lug width. Designed for professional use with 300m water resistance, the watch displays a black lacquered dial with applied luminous indices, date at 3 o'clock, and small seconds at 9 o'clock.

Frequently asked questions

What is the lug width of the Panerai Luminor 1950 PAM01157?

The Luminor 1950 PAM01157 is fitted with a 24mm lug width. This dimension is proportioned to the 44mm cushion case and its robust thickness. To verify strap compatibility, measure the horizontal attachment hole with a digital caliper—it must be exactly 24mm. An incorrect measurement (confusing it with 22mm) would cause misalignment and excessive play.

What is the best strap for the Panerai Luminor 1950 PAM01157?

Alligator remains the canonical choice, with colors such as cognac brown, matte black, or moss green. Vegetable-tanned calf represents a refined alternative for those who appreciate natural patina and pronounced grain. For sports or exploratory contexts, vulcanized rubber or NATO straps emphasize the military heritage. The choice depends on use: formal settings require smooth leather and subdued colors, while adventurous wear prefers robust materials with pronounced texture.

How do I change the strap on a Panerai Luminor 1950?

The Luminor 1950 PAM01157 uses standard spring bars for attachment. To remove the strap, use a dedicated spring bar tool to push the pin from underneath, releasing the spring. Insert the new strap by aligning the lug width with the attachment holes, then release the spring. Verify that the lug is perfectly centered and that the shoulder contacts the inside of the case without forcing. If unfamiliar with the process, consult a watchmaker to avoid scratching the case.

Is there an aftermarket strap compatible with the PAM01157?

Yes, any strap with a 24mm lug width is compatible with the Luminor 1950 PAM01157. Artisanal Milan straps represent the premium choice: crafted from selected leather with hand stitching and customization of length, initials, and thread. Milano Straps offers collections dedicated to 24mm sizes, both standard catalog and bespoke service through Casati Milano, with direct consultation and 18-month warranty.

How long does a leather strap last on a watch like the Panerai?

A quality leather strap (alligator or calf) typically lasts 3–5 years with daily wear, longer if worn occasionally. Durability depends on frequency of use, water exposure, and maintenance. Leather is sensitive to prolonged moisture and chlorine. A fine alligator or vegetable-tanned calf strap develops patina over time, enhancing its appeal. Replacing the strap is simple and cost-effective compared to the watch itself, allowing you to change the look without significant investment.

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

The atelier's website: casatimilano.com