Side by side

Christopher Ward C63 Sealander Extreme GMTvsTissot Seastar 1000 GMT

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

C63 Sealander Extreme GMT
Christopher WardC63 Sealander Extreme GMT
MSRP $2,075
Seastar 1000 GMT
TissotSeastar 1000 GMT
MSRP $575

At a glance

13 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Seastar 1000 GMT40mm
Power Reserve
C63 Sealander Extreme GMT56h
Seastar 1000 GMT40h
Water Resistance
C63 Sealander Extreme GMT150m
Seastar 1000 GMT300m
MSRP
C63 Sealander Extreme GMT$2,075
Seastar 1000 GMT$575

Full specifications

Case

5 specs
Category
GMT
Diver
Thickness
12.05mm
11.77mm
Lug-to-Lug
48mm
40mm
Lug Width
22mm
20mm
Water Resistance
150m
300m

Crystal & Dial

2 specs
Indices
Applied
Indexes
Lume
SLN X1 BL / GL
Super-LumiNova ®

Movement

5 specs
Caliber
SW330-2
11 1/2'''
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$575

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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.

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.

Tissot Seastar 1000 GMT

Owners widely praise the Tissot Seastar 1000 GMT for its sapphire crystal, 300m water resistance, and GMT complication, with one owner expressing deep satisfaction. A point of contention for some is that Swiss quartz movements may exhibit second-hand misalignment with markers, unlike certain Japanese quartz movements. On balance, owners rate the Tissot Seastar 1000 GMT highly for its robust features and value.

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