Panerai · Submersible

Strap for Luminor Submersible 1950 3 Days Automatic Bronzo Blue

The Luminor Submersible 1950 3 Days Automatic Bronzo Blue 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
ReferencePAM00671 (aka: PAM 671, PAM671, 671, Blonzo, Bronzo Blue)
FamilySubmersible
MovementPanerai caliber P.9010 Hours, Minutes, Small seconds | Date
Year2017
CaseTitanium, Bronze

Spring bar

Swiss Standard universal spring bars

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

The Submersible PAM00671, seen from the bench

The Submersible PAM00671 is equipped with the automatic P.9010 calibre, indicating hours, minutes, small seconds and date. The case is made of bronze with a blue dial, featuring 26mm lugs. The movement offers an adequate power reserve for professional underwater use.

Frequently asked questions

What is the lug width of the Panerai Submersible PAM00671 (aka: PAM 671, PAM671, 671, Blonzo, Bronzo Blue)?

The lug width of the Panerai Submersible PAM00671 is exactly 26 millimetres. This measurement is specific to the model due to the proportions of the 47mm case and is a non-negotiable construction constant. Always verify with a digital caliper, measuring from the left inner wall to the right inner wall of the bayonet spring seat.

Which strap should I choose for the Panerai Submersible PAM00671?

The choice depends on usage and aesthetics. Alligator represents the most refined option, with scales that complement the bronze patina. Calf leather offers versatility and develops its own patina over time. Textile NATO maintains the model's military and technical character. FKM rubber is ideal for frequent water immersion. All are compatible in the 26mm size.

How do I change the strap on my Panerai Submersible PAM00671?

The PAM00671 uses a tool-free removable bayonet spring. Position the watch with the case facing upward, locate the small hole on the bayonet spring, insert a thin object to compress the mechanism laterally, and slide the spring out of its seat. Insert the new strap (26mm) in the same position and verify it is properly secured. Avoid excessive twisting during the operation.

Can I use an aftermarket 26mm strap on this Panerai?

Yes, aftermarket 26mm straps are fully compatible with the Panerai Submersible PAM00671. The 26mm lug width is the standard for this model. Choose suppliers that explicitly specify compatibility with 26mm and that provide bayonet springs suited to the Panerai seat to ensure safety and correct fit.

How long does a leather strap last on a watch like the PAM00671?

A premium leather strap (alligator or calf) lasts 3-5 years under normal use conditions, considering exposure to humidity, perspiration, and UV rays. The Panerai Submersible PAM00671, with 300 metres water resistance, experiences greater humidity if used for diving: in this case, a leather strap lasts 2-3 years. FKM rubber lasts 5-7 years. Casati Milano's 18-month warranty covers manufacturing defects and stitching.

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