Side by side

Bremont Supermarine 300MvsHamilton Khaki Field Expedition Auto

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Khaki Field Expedition Auto
HamiltonKhaki Field Expedition Auto
MSRP $1,245

At a glance

10 of 29 specs differ
Diameter
Supermarine 300M40mm
Khaki Field Expedition Auto37mm
Power Reserve
Supermarine 300M40h
Khaki Field Expedition Auto80h
Water Resistance
Supermarine 300M300m
Khaki Field Expedition Auto100m
MSRP
Supermarine 300M$3,550
Khaki Field Expedition Auto$1,245

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
40mm
37mm
Thickness
12mm
11.45mm
Lug-to-Lug
46mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Green
White

Movement

2 specs
Caliber
BE-92AE
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$3,550
$1,245

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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.

Bremont Supermarine 300M

The Bremont Supermarine 300M is praised for its comfortable 40mm and 42mm case sizes, with owners noting the 42mm wears well on smaller wrists due to its lug design. One owner highlights the 13mm thinness of the 40mm case, considered compact for a 300m diver. The watch is priced at $1375. On balance, owners and reviewers appreciate the Bremont Supermarine 300M for its wearability and compact dimensions, especially for a dive watch.

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.

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