Panerai
Luminor Due PAM01306— lug 20mm

The lug width of the PAM01306 is 20 millimetres. This measurement is standard for the Luminor Due model in the 38mm version and facilitates pairing with numerous quality artisanal straps. To verify compatibility with a strap you already own, measure precisely from the center of the upper spring bar to the center of the lower spring bar: a tolerance of ±0.5mm falls within acceptable manufacturing margins.

There is no single "best" strap; rather, the choice depends on intended use and personal aesthetics. For formal contexts, we recommend structured black or dark brown alligator with a polished finish; for refined everyday wear, aged vegetable-tanned leather that develops natural patina over time; for tactical versatility, a NATO strap in navy blue or grey cotton. The Casati Milano atelier provides guidance in selection based on wrist size, lifestyle, and colour preferences.

Strap replacement is accomplished by removing the spring bar that connects the strap to the lugs. Using a spring bar remover—a small flat bifurcated tool—apply gentle perpendicular pressure on the lug to compress the spring slightly and release it from its seat. Next, remove the old strap and insert the new one, verifying that the spring bar is correctly engaged at both ends. If you lack experience, consult a professional watchmaker.

No, quality artisanal aftermarket straps do not carry Panerai certification; however, they guarantee full mechanical and aesthetic compatibility thanks to the standard 20mm lug width. Master craftsmen such as Casati Milano create custom straps that often exceed the construction quality of original straps, with personalised leather selection, hand stitching, and tighter tolerances. Certification is a matter of brand, not functionality or longevity.

A noble leather strap—alligator or vegetable-tanned calf—crafted by a specialised atelier has a lifespan of 5–8 years with daily use, provided it receives proper maintenance: monthly cleaning with a damp cloth, protection from direct heat sources, and avoidance of prolonged soaking. Natural leather develops patina, acquires character, and forms micro-creases that enhance its appeal; when the strap reaches the end of its operational life, it can be replaced while reusing the original spring bars. Casati Milano provides an 18-month warranty against manufacturing defects.