Hamilton
Jazzmaster H36215640— lug 20mm

The lug width of the H36215640 is 20 millimetres, measured internally between the case attachment pins. This classic standard was widespread on Swiss watches during the 1960s-70s and remains compatible with a broad range of modern artisan straps.

For the Jazzmaster H36215640, we recommend noble materials such as vegetable-tanned alligator (which develops rich patina over time), hammer-textured calf leather with marked grain, or NATO fabric in cordura for those preferring daily robustness. The choice depends on use context and personal aesthetic preferences.

Use a spring bar tool or small flat-blade screwdriver. Position the watch with the case facing you, locate the elastic pins at the case terminals, insert the tool into the pin slot, lift gently to retract it, and slide the strap upward. Repeat the inverse procedure with the new strap.

Yes, absolutely. The 20mm lug width is a universal standard, so any artisan strap of this size fits the H36215640 perfectly without modifications. Milanostraps offers a wide selection of compatible straps in various materials and finishes.

An authentic leather strap, made with vegetable tanning or shell cordovan, typically lasts 3-5 years of daily use, depending on exposure to perspiration, moisture, and maintenance. Rotation with other straps and periodic cleaning significantly extend longevity.