Side by side

Hamilton American Classic Spirit of Liberty Auto ChronovsOak & Oscar The Humboldt 12-hr

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

The Humboldt 12-hr
Oak & OscarThe Humboldt 12-hr
MSRP $1,750

At a glance

18 of 29 specs differ
Diameter
American Classic Spirit of Liberty Auto Chrono42mm
The Humboldt 12-hr39.5mm
Power Reserve
American Classic Spirit of Liberty Auto Chrono40h
The Humboldt 12-hr42 hoursh
Water Resistance
American Classic Spirit of Liberty Auto Chrono50m
The Humboldt 12-hr200m
MSRP
American Classic Spirit of Liberty Auto Chrono$2,225
The Humboldt 12-hr$1,750

Full specifications

Case

8 specs
Category
Chronograph
Tool
Diameter
42mm
39.5mm
Thickness
14.75mm
12.4mm
Lug-to-Lug
46mm
46.8mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Black
Grey
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
H-21
ETA 2892A2
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
42 hoursh
Jewels
25
21
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$2,225
$1,750

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton American Classic Spirit of Liberty Auto Chrono

Owners widely praise the Hamilton American Classic Spirit of Liberty Auto Chrono for its impressive craftsmanship, details, and overall finish, noting sharp edges on the mixed brushed and polished lugs that give it a premium look and a refined yet bold presence. The watch offers an improved 60-hour power reserve and increased precision. However, its pushers are noted as being chunky. On balance, owners rate the Hamilton American Classic Spirit of Liberty Auto Chrono highly for its premium finishing and refined presence on the wrist.

Oak & Oscar The Humboldt 12-hr

Oak & Oscar The Humboldt 12-hr owners widely praise its comfortable, solid bracelet with screw links and tight end-link fit, along with its awesome sandwich dial featuring superb grain and crisp details. The 12-hour bezel is noted as excellent for tracking a second time zone, and the orange second hand adds a nice pop. One owner reports the watch has outstanding quality and a perfect fit on smaller wrists, while another notes its legibility and great presence on various straps. A reviewer describes it as a 40mm stainless steel tool watch with a matte, brushed finish and a sandwich dial, powered by an ETA 2892-A2 movement with a 42-hour power reserve. Some in the line report the lume could be brighter. On balance, owners and reviewers rate Oak & Oscar The Humboldt 12-hr highly for its build quality and versatile tool-watch design.

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