Side by side

Boldr Globetrotter GMTvsHamilton Khaki Aviation Pilot Day Date Auto

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.

Boldr Globetrotter GMT

The Boldr Globetrotter GMT is praised for its legibility and finishing, featuring applied Super-LumiNova indices and sword hands on a matte black or sunburst blue dial. Reviewers highlight the ceramic bezel's sharp city markings and tight, smooth ratcheting action. The 44mm 316L stainless steel case exhibits a non-traditional design with radial and vertical brushing.

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.

At a glance

11 of 29 specs differ
Diameter
Globetrotter GMT40mm
Khaki Aviation Pilot Day Date Auto42mm
Power Reserve
Globetrotter GMT
Khaki Aviation Pilot Day Date Auto80h
Water Resistance
Globetrotter GMT200m
Khaki Aviation Pilot Day Date Auto100m
MSRP
Globetrotter GMT$469
Khaki Aviation Pilot Day Date Auto$1,125

Full specifications

Case

5 specs
Category
GMT
Pilot
Diameter
40mm
42mm
Thickness
12.7mm
11.85mm
Lug-to-Lug
48mm
0mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
GMT Banff
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Seiko NH34 GMT
H-40 (ETA 2834-2 base)
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$469
$1,125
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