Side by side

Boldr Expedition EnigmathvsHamilton Khaki Field Expedition 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 Expedition Enigmath

Boldr is widely praised for its attractive fumé dials, blend of sandblasted and polished case finishes, and excellent legibility. Owners report good build quality and value, with some calling it an excellent GADA or hiking watch, and the Miyota 9039 movement is noted for its smooth seconds hand sweep. However, the practical usefulness of the slide rule bezel is questioned, and some find the designs "microbrand-y" or potentially overpriced, with one owner reporting a negative warranty experience. On balance, owners and reviewers rate Boldr highly for its attractive dials and solid build quality at the price point.

From video reviewers

The watch's slide rule function is a convenient feature, allowing for calculations on the go. One potential drawback is the use of the Japanese Miyota 9039 movement, which may be a trade-off for some buyers. Reviewers disagree on whether the quick 'on the fly' adjust bracelet is a more significant advantage than the watch's sapphire crystal for durability and scratch resistance.

Hamilton Khaki Field Expedition Auto

The Hamilton Khaki Field Expedition Auto is widely praised for its value, robust build, and versatility as a "Go Anywhere, Do Anything" timepiece. Owners and reviewers highlight the H-10 movement's 80-hour power reserve and accurate timekeeping, with figures ranging from +4 seconds per day to within COSC parameters. Its legibility is a consistent strength, featuring clear Arabic numerals and Super-LumiNova, and wearability is noted as excellent, especially in the 37mm size. The brushed steel case and compass bezel contribute to its tool-like appeal. However, some owners report water ingress issues due to the non-screw-down crown, and the practical utility of the compass bezel is questioned by reviewers, though it adds to the watch's aesthetic. Some find the OEM leather straps uncomfortable. Overall, owners and reviewers rate the Hamilton Khaki Field Expedition Auto highly for its superb value and robust, versatile design.

At a glance

11 of 29 specs differ
Diameter
Expedition Enigmath41mm
Khaki Field Expedition Auto37mm
Power Reserve
Expedition Enigmath42h
Khaki Field Expedition Auto80h
Water Resistance
Expedition Enigmath200m
Khaki Field Expedition Auto100m
MSRP
Expedition Enigmath$599
Khaki Field Expedition Auto$1,245

Full specifications

Case

5 specs
Category
Tool
Field
Diameter
41mm
37mm
Thickness
12.8mm
11.45mm
Lug-to-Lug
47.5mm
0mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
Enigmath Coconino
White
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Miyota 9039
H-10
Power Reserve
42h
80h

Pricing

1 specs
MSRP
$599
$1,245
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