Side by side

Bremont S502vsHamilton Khaki Field Auto Chrono

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

S502
BremontS502
MSRP $5,100
Khaki Field Auto Chrono
HamiltonKhaki Field Auto Chrono
MSRP $2,175
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont S502

The Bremont S502 is widely praised for its attractive full-stealth, black DLC treatment, and the beige lume that complements its Spec Ops design, with a burnt-orange GMT hand enhancing legibility. Owners find the watch handsome and cool, appreciating the 'black & tan' aesthetic suitable for hard wear. The Bremont S502 features a 502m water-resistance rating and a 42-hour power reserve, powered by a chronometer-rated Bremont BE-93-2AV automatic movement. While many like the NATO strap for its aesthetic and how it ties in with the PVD metalwork, some prefer the original black rubber strap for its comfort and custom fit. On balance, owners and reviewers rate the Bremont S502 highly for its stealthy aesthetic and robust build.

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.

At a glance

10 of 29 specs differ
Diameter
S50243mm
Khaki Field Auto Chrono42mm
Power Reserve
S50240h
Khaki Field Auto Chrono60h
Water Resistance
S502500m
Khaki Field Auto Chrono100m
MSRP
S502$5,100
Khaki Field Auto Chrono$2,175

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
43mm
42mm
Thickness
16.5mm
14.5mm
Lug-to-Lug
46mm
Lug Width
16.5mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
500m
100m

Movement

2 specs
Caliber
BE-93-2AE
H-21
Power Reserve
40h
60h

Pricing

1 specs
MSRP
$5,100
$2,175
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