Side by side

Hamilton Khaki Aviation Pilot 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 Khaki Aviation Pilot Day Date Auto

The Hamilton Khaki Aviation Pilot Day Date Auto features an 80-hour power reserve and hacking, with quick-set day and date functions. One owner noted aggressive rotor spin during hand-winding at certain angles, questioning if service was needed. A reviewer criticized the day display's proximity to the center pinion, suggesting a date-only function would have been preferable. Overall, owners and reviewers find the Hamilton Khaki Aviation Pilot Day Date Auto offers practical complications and a substantial power reserve, though the day display's execution is a point of contention.

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.

From video reviewers

The Humboldt GMT's sandwich dial and true GMT complication deliver practical traveler functionality in a 40mm brushed stainless steel case with 20ATM water resistance. Swiss-made movement construction with anti-shock and anti-magnetic properties meets tight manufacturing tolerances and rigorous testing standards. Positioning against sub-$2,000 GMT competitors raises questions about value proposition relative to alternatives in this price tier.

At a glance

18 of 29 specs differ
Diameter
Khaki Aviation Pilot Day Date Auto42mm
The Humboldt GMT39.5mm
Power Reserve
Khaki Aviation Pilot Day Date Auto80h
The Humboldt GMT56 hoursh
Water Resistance
Khaki Aviation Pilot Day Date Auto100m
The Humboldt GMT200m
MSRP
Khaki Aviation Pilot Day Date Auto$1,125
The Humboldt GMT$2,175

Full specifications

Case

8 specs
Category
Pilot
GMT
Diameter
42mm
39.5mm
Thickness
11.85mm
12.5mm
Lug-to-Lug
0mm
46.8mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed
Water Resistance
100m
200m
Caseback
Solid screw-down

Crystal & Dial

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

Movement

4 specs
Caliber
H-40 (ETA 2834-2 base)
Sellita SW330-2
Beat Rate
0 vph
4 vph
Power Reserve
80h
56 hoursh
Jewels
0
25

Pricing

1 specs
MSRP
$1,125
$2,175
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