Panerai · Luminor

Strap for Luminor Marina Automatic 40mm Bracelet White

The Luminor Marina Automatic 40mm Bracelet White takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width22 mm
Case diameter40 mm
ReferencePAM00051 (aka: PAM51, PAM 51)
FamilyLuminor
MovementPanerai caliber OP III Hours, Minutes, Small seconds | Date
Year1999 - 2009
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 PAM00051

Selected for the 22 mm lug width

All 22 mm straps →

The Luminor PAM00051, seen from the bench

The Panerai Luminor PAM00051 (also known as PAM51) is a 40mm stainless steel tool watch with a 22mm lug width. It features the in-house OP III caliber movement with hours, minutes, small seconds at 9 o'clock, and date window at 3 o'clock. The watch has a sandwich dial with Superluminova lume, screw-down crown, and cushion-shaped case. Water resistant to 100 meters, it combines military heritage with refined design suitable for both professional and formal contexts.

Frequently asked questions

What is the lug width of the Panerai Luminor PAM00051 (aka: PAM51, PAM 51)?

The lug width of the Panerai Luminor PAM00051 measures exactly 22mm. This dimension is critical when purchasing compatible straps. To verify, position a digital caliper perpendicular to the metal lugs of the case, measuring the distance between their inner edges. It is essential to confirm this measurement before purchasing aftermarket straps, as 20mm or 24mm lugs, though close in size, will not fit properly.

Which strap is best suited for the Panerai Luminor PAM00051?

Vegetable-tanned Tuscan leather with natural tanning represents the most harmonious choice with the historical identity of the PAM00051. A dark brown or aged tobacco tone enhances the contrast between the brushed steel case and the warmth of natural leather, emphasizing the watch's military heritage. For those preferring modern urban elegance, lighter brown or deep blue offer daily versatility without compromising Panerai's iconic aesthetic.

How do you change the strap on a Panerai Luminor PAM00051?

The process is straightforward: obtain a spring bar tool (a steel instrument with two ends—one forked and one pointed). Gently remove the current strap by inserting one end of the tool into the lateral spaces of the lug and lifting the spring bar. Once the bar is extracted, the strap releases easily. To install the new strap, insert the spring bar into the lateral holes of the new strap positioned under the lug, pressing until you hear a safety click. Repeat this procedure on the opposite side of the case.

Which aftermarket straps are compatible with the Panerai Luminor PAM00051?

Any strap with a 22mm lug width is technically compatible. However, to maximize the aesthetic of the PAM00051, we recommend quality leather (vegetable-tanned Tuscan leather, calf, alligator) or robust fabric NATO straps. Avoid straps that are undersized in thickness, as the PAM00051 requires adequate structural support to avoid appearing unbalanced. Milano Straps offers a curated selection of customizable 22mm straps.

How long does a leather strap last on a Panerai Luminor PAM00051?

Durability depends on leather quality and daily use. Premium vegetable-tanned Tuscan leather with natural tanning has an operational life of 3-5 years of regular wear, developing an appealing patina during this period. More compact calf leather can last 4-6 years. These timeframes extend significantly if the strap is alternated with others or worn occasionally. The standard 18-month Milano Straps warranty covers manufacturing defects and guarantees maintenance service. Over time, spring bars can wear the strap holes—this wear is natural and can be corrected through professional stitching at the Casati Milano atelier.

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