Side by side

Hamilton Khaki Aviation Pilot PioneervsOak & Oscar The Humboldt GMT

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

Khaki Aviation Pilot Pioneer
HamiltonKhaki Aviation Pilot Pioneer
MSRP $1,095
The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175

At a glance

17 of 29 specs differ
Diameter
Khaki Aviation Pilot Pioneer38mm
The Humboldt GMT39.5mm
Power Reserve
Khaki Aviation Pilot Pioneer80h
The Humboldt GMT56 hoursh
Water Resistance
Khaki Aviation Pilot Pioneer100m
The Humboldt GMT200m
MSRP
Khaki Aviation Pilot Pioneer$1,095
The Humboldt GMT$2,175

Full specifications

Case

9 specs
Category
Pilot
GMT
Diameter
38mm
39.5mm
Thickness
11.4mm
12.5mm
Lug-to-Lug
46mm
46.8mm
Lug Width
18mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

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

Movement

3 specs
Caliber
H-10
Sellita SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
80h
56 hoursh

Pricing

1 specs
MSRP
$1,095
$2,175

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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 Khaki Aviation Pilot Pioneer

Owners widely praise the Hamilton Khaki Aviation Pilot Pioneer for its authentic pilot design, legible cathedral hands, and textured matte black dial, with the 36mm and 38mm case sizes noted as wearing well. The applied numerals with generous Super Luminova are a highlight, and one owner found the double AR-coated mineral crystal surprisingly scratch-free. However, the lume is not very bright or long-lasting, and the mechanical version requires about 60 crown turns to fully wind. Some owners find the rotating bezel's detents unremarkable, and the mineral crystal can scratch more easily than sapphire, though this is considered a minor drawback given the price. On balance, owners rate the Hamilton Khaki Aviation Pilot Pioneer highly for its vintage appeal and quality build at the price point.

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.

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