Side by side

Hamilton American Classic Day Date AutovsOak & Oscar The Humboldt GMT

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

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 Day Date Auto

Owners widely praise the Hamilton American Classic Day Date Auto for its legible dial, well-integrated day-date complication, and vintage military aesthetic. The 40mm to 42mm case is noted to wear smaller than its dimensions suggest, and the complication is considered well-executed for its price point. However, the lume is criticized for poor intensity and longevity, and the mirror-polished bezel is flagged as a scratch magnet. The stock leather strap is also described as stiff. Overall, owners rate the Hamilton American Classic Day Date Auto highly for its attractive vintage styling and functional day-date complication at an accessible price.

Oak & Oscar The Humboldt GMT

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

At a glance

19 of 29 specs differ
Diameter
American Classic Day Date Auto42mm
The Humboldt GMT39.5mm
Power Reserve
American Classic Day Date Auto80h
The Humboldt GMT56 hoursh
Water Resistance
American Classic Day Date Auto50m
The Humboldt GMT200m
MSRP
American Classic Day Date Auto$1,245
The Humboldt GMT$2,175

Full specifications

Case

9 specs
Category
Dress
GMT
Diameter
42mm
39.5mm
Thickness
11.55mm
12.5mm
Lug-to-Lug
0mm
46.8mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed
Water Resistance
50m
200m
Caseback
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Grey
White
Indices
Applied
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
H-30
Sellita SW330-2
Beat Rate
0 vph
4 vph
Power Reserve
80h
56 hoursh
Jewels
0
25

Pricing

1 specs
MSRP
$1,245
$2,175
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