Panerai · Radiomir

Strap for Panerai Radiomir PAM00343

The Panerai Radiomir PAM00343 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 diameter47 mm
ReferencePAM00343
FamilyRadiomir
MovementPanerai caliber OP XXI Hours, Minutes, Small seconds | Chronograph, Column wheel, Foudroyante, Rattrapante

Spring bar

Swiss Standard universal spring bars

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

The Radiomir PAM00343, seen from the bench

The Radiomir PAM00343 is equipped with the Panerai OP XXI manufacture caliber featuring split-seconds and flyback chronograph functions. The 47mm titanium case features 26mm lugs. The movement offers hour, minute, small seconds and chronograph with column-wheel indications.

Frequently asked questions

What is the lug width of the Panerai Radiomir PAM00343?

The Panerai Radiomir PAM00343 features a 26mm lug width, the standard size for Panerai watches with a diameter exceeding 45mm. This dimension represents the distance between the case shoulders and predetermines which strap is compatible. A strap with a different width (24mm, 25mm, or 28mm) will not fasten correctly to the lug, creating play or instability. The measurement is taken with a digital caliper positioned perpendicular to the two internal attachment points of the case.

What is the best strap for the Panerai Radiomir PAM00343?

The best strap for the PAM00343 depends on use and aesthetic preferences. African alligator or Nile crocodile represent the absolute luxury option: the characteristic grain enhances the matte black dial and acquires patina over time. Vegetable-tanned calf leather represents an authentic compromise with a wide color range (dark brown, bordeaux, cognac) and the ability to develop natural aging. The Cordura canvas NATO strap remains the functional choice for those preferring practicality and moisture resistance. For the PAM00343, alligator or calf leather remain the aesthetic pinnacle consistent with the collection's identity.

How do you change the strap on the Panerai Radiomir PAM00343?

Changing the strap on the PAM00343 requires minimal tools: a spring bar tool or special pin extraction tool. Tools are available at jewelry stores or online. Procedure: place the watch on a soft surface with the lugs facing upward, locate the pin securing the strap to the case, insert the spring bar tool into the small access hole and apply steady pressure until the pin is extracted. Repeat on the opposite lug. Once the previous strap is removed, insert the new strap by aligning the holes with the pins and reinstall them with slight pressure until the locking click. If unsure, consult a professional watchmaker.

Is an aftermarket strap compatible with the Panerai Radiomir PAM00343?

Yes, any 26mm strap is compatible with the PAM00343. A quality aftermarket strap—such as those handcrafted in alligator, vegetable-tanned calf, or NATO canvas—attaches perfectly to the 26mm lug without modifications. Compatibility is guaranteed by the standardization of lug width. However, it is essential to verify that the strap has been constructed specifically for 26mm lugs, as even minor variations (25mm or 27mm) result in incompatibility. Handcrafted straps online allow customization in sizes, colors, initials, and stitch types, enabling you to obtain a tailored solution for your PAM00343.

How long does a leather strap last for the Panerai Radiomir PAM00343?

The lifespan of a leather strap depends on the material and use. An alligator or crocodile strap, if properly maintained, lasts 3-5 years of daily use before requiring replacement; these materials acquire natural patina that can extend aesthetics beyond this timeframe. Vegetable-tanned calf leather generally lasts 2-3 years with daily use, especially if exposed to moisture, direct sunlight, or hot climates. A Cordura canvas NATO strap lasts much longer (5-10 years) as the synthetic material resists moisture and wear better. Regular maintenance—avoiding prolonged salt water immersion, cleaning with a soft damp cloth, applying protective wax seasonally—significantly extends lifespan. A high-quality handcrafted leather strap with resistant thread stitching and riveting guarantees superior longevity compared to industrial products. Many artisans offer an 18-month warranty on construction quality.

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