Technical Archive

Hamilton
Jazzmaster H32565555— lug 20mm

Hamilton Jazzmaster H32565555: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Jazzmaster Open Heart 40mm Silver Dial

Artisanal Note

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

Technical Specifications

Hamilton H32565555
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

H32565555

Movement

ETA caliber 2824-2 Hours, Minutes, Seconds | Date

The Heritage

The Hamilton Jazzmaster is equipped with the ETA 2824-2 automatic caliber with hour, minute, second and date indication. The model features 20mm lugs and essential functions for daily use. The reference H32565555 represents a classic proposal from the Jazzmaster collection of the American brand.

FAQ

What is the exact lug width of the Hamilton Jazzmaster H32565555?

The lug width of the Hamilton Jazzmaster H32565555 is precisely 20mm. This measurement is standard for watches with a 40mm case diameter and represents the ideal proportional balance between the case mass and strap thickness. The spring bar pins are positioned exactly 20mm apart.

Which strap is best suited for the Hamilton Jazzmaster H32565555?

The choice depends on your intended use and personal style. For formal contexts, alligator leather or vegetable-tanned calf leather represent the most refined solutions, emphasising the watch's elegant design. For daily and versatile wear, a densely-woven NATO strap (linen or cotton) offers practicality without aesthetic compromise. Vulcanised rubber is ideal for alternating the watch between professional environments and sporting activities.

How do you change the strap on a Hamilton Jazzmaster H32565555?

Strap replacement requires a simple tool: a spring bar tool. Position the watch on a stable surface, insert the tool's tip into the slot along the lug side, push towards the centre to compress the spring, and simultaneously extract the pin towards you. Repeat on the opposite side. Once the original strap is removed, insert the new spring bar into the case lugs, ensuring the spring is correctly compressed before releasing.

Is a 20mm aftermarket strap compatible with the Jazzmaster H32565555?

Yes, any strap with a 20mm lug width is fully compatible with the H32565555. Compatibility is based exclusively on the lug width measurement (20mm in your case) and the distance between the spring bar pins. Opt for artisanal solutions that guarantee high construction quality: the strap's durability and finishing significantly contribute to the overall wearing experience.

How long does a leather strap last on a watch like the Jazzmaster H32565555?

A quality leather strap, subjected to moderate use, has an estimated lifespan of 2 to 4 years before requiring replacement. Longevity depends on frequency of wear, climatic conditions (humidity and temperature), and maintenance. A vegetable-tanned leather strap, periodically treated with natural oils and protected from excessive moisture, can last considerably longer. Woven NATO straps typically have shorter replacement cycles (12-18 months with intensive use).