Panerai · Radiomir 1940

Strap for Radiomir 1940 45 3 Days GMT Power Reserve Automatic Stainless Steel / Black - Hobnail

The Radiomir 1940 45 3 Days GMT Power Reserve Automatic Stainless Steel / Black - Hobnail 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
ReferencePAM00628 (aka: PAM628, PAM 628)
FamilyRadiomir 1940
MovementPanerai caliber P.4002 Hours, Minutes, Small seconds, Additional 24 Hours Hand (adjustable), Additional 24 Hours Hand (fixed) | Date | Power reserve indicator
Year2016
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 Radiomir 1940 PAM00628

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Radiomir 1940 PAM00628, seen from the bench

The Radiomir 1940 PAM628 is equipped with the P.4002 caliber with hour, minute, small seconds, dual 24-hour indication, date, and power reserve indicator functions. The movement features an adjustable 24-hour hand and a fixed one for reading two different time zones. The case adopts 24mm lugs in the characteristic Radiomir style of the 1940s.

Frequently asked questions

What is the lug width of the Panerai Radiomir 1940 PAM00628 (aka: PAM628, PAM 628)?

The Panerai Radiomir 1940 PAM00628 features a 24mm lug width, the historical standard of the classic Radiomir line. This width is measured by positioning a caliper between the two horizontal pins that secure the strap to the case. A well-proportioned lug width is essential to maintain the aesthetic balance of a 45mm case.

What is the best strap for the Panerai Radiomir 1940 PAM00628?

Vegetable-tanned Tuscan leather represents the most coherent choice with the historical and military identity of the PAM628. The patina that develops over time pairs perfectly with the cream dial, creating an authentic vintage atmosphere. Valid alternatives include fine-grain box calf and genuine alligator for those seeking greater formality.

How do I change the strap on my Panerai Radiomir 1940 PAM00628?

Changing the strap on the PAM628 requires removing the two horizontal pins that anchor the lugs to the case. Using a dedicated tool (pin remover) or a small screwdriver, apply pressure from the rear of the pin until it is completely disengaged. The new strap, always 24mm, is fitted by aligning the lug holes with the original pins, reinserting the pin, and verifying the attachment.

Can I mount compatible aftermarket straps on the Panerai Radiomir 1940 PAM00628?

Yes, provided the lug width measures exactly 24mm. Milano Straps offers a selection of artisanal compatible straps in Tuscan leather, calf, alligator, and rubber, customizable in size, initials, and stitching thread. The Casati Milano atelier also creates bespoke straps with personal leather selection and an 18-month warranty.

How long does a leather strap last on the Panerai Radiomir 1940 PAM00628?

A well-maintained vegetable-tanned Tuscan leather strap has an average lifespan of 3-5 years with daily use, evolving aesthetically through natural aging. Calf and alligator, being denser leathers, resist 4-7 years while maintaining greater integrity. Lifespan depends on exposure to moisture, direct heat, and the frequency of conditioning with specific creams. FKM rubber straps exceed 5 years without significant degradation.

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