Technical Archive

Hamilton
Jazzmaster H38411180— lug 20mm

Hamilton Jazzmaster H38411180: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Jazzmaster Thinline Small Second Quartz Stainless Steel / Grey / Bracelet

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Hamilton H38411180
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

H38411180

Movement

ETA caliber 980.163 Hours, Minutes, Small Seconds

The Heritage

The Hamilton Jazzmaster H38411180 Thinline Small Second Quartz features a 40mm stainless steel 316L case with a black dial and manual-wind ETA 980.163 caliber movement. Water-resistant to 50 meters, this minimalist tool watch combines American watchmaking heritage with Swiss manufacturing precision. The 20mm lug width accommodates leather or textile straps, maintaining the watch's classic proportions and clean aesthetic without complications or unnecessary elements.

FAQ

What is the lug width of the Hamilton Jazzmaster H38411180?

The Hamilton Jazzmaster H38411180 has a lug width of 20mm, measured internally from lug to lug. This dimension is absolute for aftermarket strap compatibility.

Which strap do you recommend for the Hamilton Jazzmaster H38411180?

For the H38411180, we recommend an alligator strap with vegetable tanning (swamp brown tone) or shell cordovan. Both enhance the sobriety of the black dial. Valid alternatives: black or burgundy calf leather, grey slate NATO.

How do you change the strap on the Hamilton Jazzmaster H38411180?

Use a spring bar tool to press the wire lugs inward, releasing the pin. Extract the old strap with care, insert the new one by aligning the holes with the lugs, and snap the pin fully locked into position.

Is an aftermarket strap compatible with the Hamilton Jazzmaster H38411180?

Yes, provided the lug width is exactly 20mm. Verify internally from lug to lug with a digital calliper. Quality straps on milanostraps.it are tested for standard Hamilton lug widths.

How long does a leather strap last on the Hamilton Jazzmaster H38411180?

A quality leather strap (alligator, shell cordovan, calf) lasts 3-5 years of daily wear. Natural aging is part of its appeal. Regular maintenance (cleaning, conditioning) extends longevity.