Panerai · Radiomir

Strap for Radiomir Composite Black Seal 3 Days Automatic

The Radiomir Composite Black Seal 3 Days Automatic takes 26 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width26 mm
Case diameter45 mm
ReferencePAM00505 (aka: PAM505, PAM 505)
FamilyRadiomir
MovementPanerai caliber P.9000 Hours, Minutes, Small seconds | Date
Year2012
CaseCeramic

Spring bar

Swiss Standard universal spring bars

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

The Radiomir PAM00505, seen from the bench

The Radiomir PAM00505 is equipped with the automatic caliber P.9000 with hour, minute, small seconds and date indication. The case features the characteristic 26mm Panerai lugs. The movement offers a three-day power reserve through the double-barrel system.

Frequently asked questions

What is the lug width of the Panerai Radiomir PAM00505 (PAM505)?

The lug width of the Panerai Radiomir PAM00505 is exactly 26mm. This width is specific to this model and ensures visual balance between the 45mm case diameter and average wrist thickness. Always verify the internal distance between the lugs before purchasing an aftermarket strap: the tolerance must be precise to avoid ergonomic discomfort or premature wear.

Which strap should I pair with the Panerai Radiomir PAM00505?

The choice depends on your intended use: for formal wear, we recommend alligator or vegetable-tanned leather in brown, cognac, or burgundy tones. For sports applications, a tactical cotton NATO or FKM rubber strap maintains the original tool-watch character. A black pull-up leather strap creates monochromatic harmony with the black ceramic case, developing aesthetic patina over time.

How do I change the strap on my Panerai Radiomir PAM00505?

The PAM505 uses standard 26mm pin lugs. For removal, a dedicated spring bar tool is required to gently compress the lug and release it from its seat. We advise against forcing it manually as the risk of scratching the ceramic case is high. If you are unfamiliar with the process, contact an official service center or our Casati Milano atelier for precise replacement.

Which aftermarket straps are compatible with the Panerai Radiomir PAM00505?

All straps with 26mm lugs are compatible, provided the total length allows comfortable adjustment to your wrist. We prefer manufacturers who respect construction standards: aged vegetable leather, tight-weave NATO, hot-vulcanized rubber. Avoid low-quality plastic-coated straps that degrade the aesthetic of the ceramic case.

How long does a leather strap last on the Panerai Radiomir PAM00505?

A quality leather strap (alligator, vegetable-tanned) typically lasts 3-5 years with daily use, developing an elegant patina over time. Actual durability depends on the leather type, frequency of use, sun exposure, and humidity levels. Casati Milano straps include an 18-month warranty and can be restored through our reconditioning service.

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