Hamilton

Railroad Lady Auto

Reference Number :

H40405691

Series : American Classic

Retail: $1,145

(As of: 07/2025)

This watch is not for sale, this page is just for reference purposes only. If you would like to purchase this watch, please contact Hamilton. If you are interested in selling this watch to us, you can contact us here.

Quick TakeDon't let the 'Railroad' name fool you into thinking this is some gruff, oversized tool watch. This Hamilton is a clever twist on heritage, a nod to the brand's past precision translated into something utterly elegant and modern. The dial is where the magic happens—a shimmering expanse of mother-of-pearl, catching the light in a way that’s constantly changing, accented by just the right amount of sparkle from the diamond indices. Beneath that beautiful face beats a true mechanical heart, the reliable ETA 2681 automatic movement, visible through the case back as a reminder that this watch has substance. It’s not just a pretty face. The 32mm case is perfectly sized, substantial without being overpowering, and the choice of a blue strap adds a contemporary pop of color against the cool steel. This is a watch for someone who appreciates the soul of watchmaking but wants it wrapped in a package of pure, feminine sophistication.

DescriptionThe timepiece designated by reference H40405691, the Hamilton American Classic Railroad Lady Auto, features a meticulously crafted case from stainless steel. This case measures 32mm in diameter and has a total thickness of 11.3mm from the case back to the top of the crystal. The design incorporates a 16mm lug width, a critical dimension for strap compatibility. Protecting the intricate dial is a superior sapphire crystal, chosen for its high scratch resistance. This crystal is further enhanced with an anti-reflection treatment on its surface to mitigate glare and improve visual clarity from multiple angles. The case assembly guarantees water resistance up to 5 bar, a pressure equivalent to 50 meters or 73 pounds per square inch, rendering it suitable for daily wear and resistant to splashes. An exhibition-style open case back provides a transparent view of the movement within.

At the core of this watch is the caliber ETA 2681, a Swiss-made automatic mechanical movement. Its self-winding mechanism harnesses the kinetic energy from the wearer's motion to power the watch, eliminating the need for manual winding when worn regularly. When fully wound, the mainspring holds a power reserve of 43 hours. The dial itself is a delicate slice of mother of pearl, providing a unique iridescent background for the time display. The watch is supplied with a Nato-style strap (reference H6004041031), which is equipped with a stainless steel pin buckle that has a width of 14mm. For enhanced modularity and user convenience, the strap incorporates the Easy Click system, allowing for swift and tool-free strap replacement. This model is part of the American Classic collection and is designated as a past collection item.

GenderWomen

SignaturesHamilton

Country of OriginSwitzerland

Case Size32 mm

MovementAutomatic

CaliberETA 2681

FunctionsHours, Minutes, Seconds, Date

Power Reserve43 Hours

Case MaterialsStainless Steel

Bezel MaterialsStainless Steel

Lug MaterialsStainless Steel

Case BackSapphire Crystal