Panerai · Radiomir 1940

Strap for Panerai Radiomir 1940 PAM00573

The Panerai Radiomir 1940 PAM00573 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 diameter45 mm
ReferencePAM00573
FamilyRadiomir 1940
MovementPanerai caliber P.4000 Hours, Minutes, Small seconds

Spring bar

Swiss Standard universal spring bars

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

Straps for the Radiomir 1940 PAM00573

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Radiomir 1940 PAM00573, seen from the bench

The Radiomir 1940 PAM00573 is powered by the P.4000 in-house caliber with hours, minutes, and small seconds indications. The 45mm red gold case features 24mm lugs. The automatic movement offers a three-day power reserve.

Frequently asked questions

What is the lug width of the Panerai Radiomir 1940 PAM00573?

The Panerai Radiomir 1940 PAM00573 has a lug width of 24mm. This measurement represents the internal distance between the two lugs welded to the case. To verify it, measure perpendicularly from the inner edge of one lug to the inner edge of the other, without including the thickness of the lugs themselves. The 24mm measurement is standard across the entire Radiomir 1940 family and ensures compatibility with aftermarket straps specifically designed for this width.

What is the best strap for the Panerai Radiomir 1940 PAM00573 in rose gold?

For the PAM00573 in rose gold, dark brown alligator (walnut or chocolate) is the most aesthetically appropriate choice: the regular grain of the leather naturally complements the warm color charge of rose gold, and the aged texture maintains the stylistic authenticity of the model. Alternatively, honey-aged vegetable-tanned calf creates a refined color pairing, developing a golden patina that amplifies harmony with the case. Black alligator offers formal versatility and elegant contrast.

How do you change the strap on the Panerai Radiomir 1940 PAM00573?

The PAM00573 strap is attached via straight lugs fixed perpendicularly to the case. To change it: (1) position the watch on a soft surface with the strap facing downward; (2) use a spring bar tool, inserting the lever into the small hole on the lug; (3) release the internal spring and extract the lug; (4) repeat on the other side. Insert the new strap by aligning the lugs with the holes, pressing until the spring clicks into place. Avoid forcing: the Radiomir lugs are elegant but robust.

Which aftermarket strap is compatible with the Panerai Radiomir 1940 PAM00573?

All 24mm straps are compatible with the PAM00573. On milanostraps.it you will find a selection of handcrafted straps in alligator, vegetable-tanned calf, FKM rubber, and canvas, available in various lengths and customizable for initials and stitching thread. Each strap is made with standard lugs that adapt to the straight lugs of the Radiomir case. Consult the length specifications: the PAM00573 generally requires 110-130mm of strap length below the lug for proper wrist fit.

How long does a leather strap last on a Panerai Radiomir 1940 PAM00573?

A quality leather strap (alligator, vegetable-tanned calf) on a PAM00573 has an average lifespan of 3-5 years with regular use, considering the weight of the rose gold case (155g) and natural wear from daily flexing. Longevity depends on the intensity of use, maintenance (avoid standing water, dry after exposure to humidity), and the quality of stitching. Casati Milano straps include an 18-month warranty against manufacturing defects. FKM rubber has a longer lifespan (5-7 years) but less aesthetic patina compared to aged vegetable-tanned leather.

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