Side by side

Astor + Banks Sea Ranger M2vsChristopher Ward C63 Sealander Extreme GMT

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
C63 Sealander Extreme GMT
Christopher WardC63 Sealander Extreme GMT
MSRP $2,075

At a glance

13 of 29 specs differ
Diameter
Sea Ranger M240mm
C63 Sealander Extreme GMT40mm
Power Reserve
Sea Ranger M240h
C63 Sealander Extreme GMT56h
Water Resistance
Sea Ranger M2300m
C63 Sealander Extreme GMT150m
MSRP
Sea Ranger M2$1,149
C63 Sealander Extreme GMT$2,075

Full specifications

Case

6 specs
Category
Diver
GMT
Thickness
12.5mm
12.05mm
Lug-to-Lug
45.5mm
48mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
150m

Crystal & Dial

2 specs
Dial Color
Tobacco
Black
Lume
None
SLN X1 BL / GL

Movement

4 specs
Caliber
La Joux-Perret G100
SW330-2
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
56h
Complications
None
GMT

Pricing

1 specs
MSRP
$1,149
$2,075

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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.

Christopher Ward C63 Sealander Extreme GMT

The Christopher Ward C63 Sealander Extreme GMT is widely praised as a competent and comfortable tool watch offering excellent value. Reviewers consistently highlight its impressive Globolight lume, providing excellent legibility, and its well-proportioned 41mm brushed steel case. The Sellita SW330-2 movement is noted as reliable, though its standard accuracy is stated as ±20 seconds per day, and its GMT functionality is considered less advanced than some alternatives. One owner notes the green dial can be an acquired taste, and hands and markers are considered less refined than those on significantly more expensive watches. The Christopher Ward C63 Sealander Extreme GMT is priced attractively at €1,895 on bracelet. Overall, owners and reviewers highly regard the Christopher Ward C63 Sealander Extreme GMT for its rugged, travel-ready design and impressive lume at its price point.

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