Side by side

Astor + Banks Sea Ranger M2vsHamilton Khaki Field Auto

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

Sea Ranger M2
Astor + BanksSea Ranger M2
MSRP $1,149
Khaki Field Auto
HamiltonKhaki Field Auto
MSRP $845

At a glance

10 of 29 specs differ
Diameter
Sea Ranger M240mm
Khaki Field Auto38mm
Power Reserve
Sea Ranger M240h
Khaki Field Auto80h
Water Resistance
Sea Ranger M2300m
Khaki Field Auto100m
MSRP
Sea Ranger M2$1,149
Khaki Field Auto$845

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
40mm
38mm
Thickness
12.5mm
11mm
Lug-to-Lug
45.5mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Tobacco
Black

Movement

2 specs
Caliber
La Joux-Perret G100
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$1,149
$845

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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.

Astor + Banks Sea Ranger M2

The Astor + Banks Sea Ranger M2 is widely praised for its balanced design, excellent legibility, and strong GADA (go-anywhere, do-anything) capabilities, featuring 300m water resistance and a scratch-resistant coating. Reviewers note its comfortable 40mm case size and good lume, though one source describes it as good but not great. The movement is a Sellita SW200 adjusted by the brand, with accuracy reported around ±8 seconds per day. The pre-order price is $650, with a standard price of $850. On balance, reviewers find the Astor + Banks Sea Ranger M2 to be a compelling option due to its functional design and robust specifications.

Hamilton Khaki Field Auto

Owners and reviewers widely praise the Hamilton Khaki Field Auto for its classic military design, legibility, and versatile modern-vintage aesthetic that can be dressed up or down. The H-10 movement is frequently highlighted for its reliable accuracy, with figures ranging from less than one second per day to +/- 3 seconds per day, and its advertised 80-hour power reserve. Reviewers note its solid build and 100m water resistance, while owners appreciate its comfortable wearability and practical beauty. Some owners criticize the bracelet's limited micro-adjustments and the lack of anti-reflective coating on the crystal, which can cause glare. One owner considers the watch "just ok" and not worth its current price, citing legibility issues with smaller dial markers and the omission of a screw-down crown. Another reviewer finds the sunburst and concentric graining on newer dials to be too flashy for a traditional field watch.

From video reviewers

The Hamilton Khaki Field Auto's smooth and precise bezel action is a standout feature. The watch's lume brightness is somewhat lacking, which might be a drawback for those who prefer a brighter glow in the dark. Reviewers disagree on the watch's size, with one reviewer finding the 38mm to be a pleasant surprise, while the watch is also available in 42mm.

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