Side by side

Christopher Ward C63 Sealander Extreme GMTvsSugess Seestern S446 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
Seestern S446 GMT
SugessSeestern S446 GMT
MSRP $269

At a glance

10 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Seestern S446 GMT40mm
Power Reserve
C63 Sealander Extreme GMT56h
Seestern S446 GMT41h
Water Resistance
C63 Sealander Extreme GMT150m
Seestern S446 GMT100m
MSRP
C63 Sealander Extreme GMT$2,075
Seestern S446 GMT$269

Full specifications

Case

4 specs
Thickness
12.05mm
10mm
Lug-to-Lug
48mm
47mm
Lug Width
22mm
19mm
Water Resistance
150m
100m

Crystal & Dial

1 specs
Lume
SLN X1 BL / GL
Tritium

Movement

4 specs
Caliber
SW330-2
Seiko NH34
Beat Rate
4 vph
3 vph
Power Reserve
56h
41h
Complications
GMT
GMT, Moonphase, Date

Pricing

1 specs
MSRP
$2,075
$269

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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.

Sugess Seestern S446 GMT

Owners widely praise the Sugess Seestern S446 GMT for its outstanding finishing and materials at its price point, with specific mentions of the cream or ivory dial, polished hands, and clear crystal offering superb legibility. Accuracy is generally good, with one owner reporting +2/3 seconds per day from the Seiko NH34A movement. Some owners find the lume is not a strong point, and the bracelet clasp could benefit from more micro-adjustment, with screw pins noted as cheap. The GMT hand is described as flat by some, and opinions are split on the "Sugess" versus "Seestern" logo. Overall, owners rate the Sugess Seestern S446 GMT highly for its beautiful dial and excellent build quality for the price.

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