Panerai · Luminor Due

Strap for Luminor Due Pastello 38 Automatic / Light Blue

The Luminor Due Pastello 38 Automatic / Light Blue takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width20 mm
Case diameter38 mm
ReferencePAM01309 (aka: PAM 1309)
FamilyLuminor Due
MovementPanerai caliber OP XXXIV Hours, Minutes, Small seconds | Date
Year2023
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 Due PAM01309

Selected for the 20 mm lug width

All 20 mm straps →

The Luminor Due PAM01309, seen from the bench

The Panerai Luminor Due PAM01309 represents the contemporary evolution of the submersible icon since 1959, featuring a 38mm stainless steel 316L case with compact proportions and daily versatility. Powered by the Panerai caliber OP XXXIV in-house movement with 3-day power reserve and 28,800 Hz frequency, it delivers -4/+6 seconds daily precision. The 20mm lug width is proportionally matched to the case diameter, housing a black dial with hours, minutes, small seconds, date complication, and SuperLuminova lume for low-light readability.

Frequently asked questions

What is the lug width of the Panerai Luminor Due PAM01309 (PAM 1309)?

The lug width of the Panerai Luminor Due PAM01309 measures exactly 20 millimeters. This dimension is specific to this model and derives from the classic proportion between the case diameter (38mm) and the average wrist size for which it is intended. Measuring it is straightforward: from the base of the lug tube to the outer edge of the lug, the distance is 20mm.

What is the best strap for the Panerai Luminor Due PAM01309?

The best strap depends on intended use. For daily wear, we recommend Tuscan vegetable-tanned leather: it develops a natural patina that enhances the brushed steel case. For formal occasions, Mississippi alligator offers elegance without excess. Taurino calf is ideal for those who prefer absolute minimalism, while NATO remains the tactical-sport choice that honors the watch's military origins.

How do you change the strap on the Panerai Luminor Due PAM01309?

The PAM01309 uses Panerai's spring bar system. To change the strap: remove the spare lugs from the case slots using a small flathead screwdriver or dedicated tool; insert the new lugs (always 20mm) in the same way, verifying that they are perfectly aligned; attach the strap to the lugs and check stability. If you are unsure, consulting a professional watchmaker is always recommended.

Which aftermarket strap is compatible with the Panerai Luminor Due PAM01309?

Any strap with a 20 millimeter lug width is compatible with the PAM01309. However, choosing specialized brands (such as high-quality artisan straps) ensures aesthetic and construction coherence. Always verify that the strap has been tested for compatibility with Panerai's specific lugs, and prefer artisans who customize the measurement to guarantee a perfect fit.

How long does a leather strap last on the Panerai Luminor Due PAM01309?

A high-quality Tuscan vegetable-tanned leather strap, worn daily on a normally used watch, lasts between 3 and 5 years before requiring replacement or professional maintenance. Alligator is more durable (5-7 years) thanks to its natural texture that better absorbs stress. Longevity also depends on maintenance (avoid prolonged moisture, dry after rain) and frequency of use. Artisan straps with 18-month warranty offer additional protection against construction 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.

Request an appointment →

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

The atelier's website: casatimilano.com