Side by side

Astor + Banks Sea Ranger M2vsCitizen Atomic Perpetual A-T

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

At a glance

11 of 29 specs differ
Diameter
Sea Ranger M240mm
Atomic Perpetual A-T41mm
Power Reserve
Sea Ranger M240h
Atomic Perpetual A-T40h
Water Resistance
Sea Ranger M2300m
Atomic Perpetual A-T200m
MSRP
Sea Ranger M2$1,149
Atomic Perpetual A-T

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
40mm
41mm
Thickness
12.5mm
12mm
Lug-to-Lug
45.5mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Underside
Dial Color
Tobacco
Blue

Movement

2 specs
Caliber
La Joux-Perret G100
H800
Type
Automatic
Solar

Pricing

1 specs
MSRP
$1,149

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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.

Citizen Atomic Perpetual A-T

Owners widely praise the Citizen Atomic Perpetual A-T for its handsome appearance, solid fit and finish, comfortable bracelet, and intuitive world time function. Its perpetual calendar and atomic timekeeping are highlighted as major conveniences, maintaining accuracy within 0.5 seconds even without syncing, and owners appreciate its "set & forget" nature and solar charging. The watch features a modest, stylish blue dial with delicate design details and a clutter-free layout, along with high water resistance without a screw-down crown and light titanium construction. Some find the dial unnecessarily busy, and its time zone functionality is noted as less useful outside the US, with atomic sync being less compelling below the equator. Accuracy is reported as +/-15 seconds per month if not syncing, but +/-0 seconds if it syncs via radio signal. Some find the watch a bit on the large side.

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