Side by side

Hamilton Khaki Field Auto ChronovsLongines SPIRIT PILOT

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

Khaki Field Auto Chrono
HamiltonKhaki Field Auto Chrono
MSRP $2,175
SPIRIT PILOT
LonginesSPIRIT PILOT
MSRP $3,100

At a glance

18 of 29 specs differ
Diameter
Khaki Field Auto Chrono42mm
SPIRIT PILOT39mm
Power Reserve
Khaki Field Auto Chrono60h
SPIRIT PILOT72h
Water Resistance
Khaki Field Auto Chrono100m
SPIRIT PILOT100m
MSRP
Khaki Field Auto Chrono$2,175
SPIRIT PILOT$3,100

Full specifications

Case

6 specs
Category
Chronograph
Pilot
Diameter
42mm
39mm
Thickness
14.5mm
11.5mm
Lug-to-Lug
46mm
47.2mm
Finish
Brushed and polished
Caseback
Solid
Screw-down case back

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Both sides
Indices
Applied
Applied Arabic numerals
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
H-21
L888.4
Beat Rate
28,800 vph
25,200 vph
Power Reserve
60h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds

Pricing

1 specs
MSRP
$2,175
$3,100

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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 Field Auto Chrono

The Hamilton Khaki Field Auto Chrono is widely praised for its retro military design, value proposition, and reliable ETA movement. Reviewers highlight its 42mm steel case, 100m water resistance, and the H-21 automatic movement offering a 60-hour power reserve. One editorial review notes the unusual dial layout omits a running seconds indicator for symmetry, featuring day and date windows instead. The case is described as black PVD-treated stainless steel with a brushed finish and polished bezel, complemented by a black-on-black dial with dark grey Super-LumiNova and polished Arabic numerals. Overall, owners and reviewers consider the Hamilton Khaki Field Auto Chrono a well-designed tactical sports watch offering a strong combination of style and value.

Longines SPIRIT PILOT

Owners widely praise the Longines Spirit Pilot for its exceptional finishing, featuring sharp edges and crisp transitions, and its improved wearability thanks to a reduced 39mm case size and 47.2mm lug-to-lug distance. Reviewers and owners alike highlight the clean, balanced dial with gilt-toned accents that play with light, and its excellent legibility and lume. The L888.4 automatic movement is noted for its 72-hour power reserve and COSC certification. Some owners feel the Longines Spirit Pilot wears larger than its 39mm diameter and express disappointment over the removal of the five stars from the dial, while others find its bracelet endlinks long and lament the lack of quick-release. One owner voices concern over the serviceability of exclusive movements. Overall, owners rate the Longines Spirit Pilot highly for its modern icon status and value, feeling it wears more expensively than its price point suggests.

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