Side by side

Christopher Ward C63 Sealander Extreme GMTvsTudor Black Bay 58

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
Black Bay 58
TudorBlack Bay 58
MSRP $5,350

At a glance

19 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Black Bay 5839mm
Power Reserve
C63 Sealander Extreme GMT56h
Black Bay 5865h
Water Resistance
C63 Sealander Extreme GMT150m
Black Bay 58200m
MSRP
C63 Sealander Extreme GMT$2,075
Black Bay 58$5,350

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
40mm
39mm
Thickness
12.05mm
11.7mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
150m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Lume
SLN X1 BL / GL
None

Movement

7 specs
Caliber
SW330-2
MT5400-U
Beat Rate
4 vph
0 vph
Power Reserve
56h
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$5,350

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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.

Tudor Black Bay 58

The Tudor Black Bay 58 is widely praised for its superb wearing experience, perfect proportions, and comfortable wearability, with owners anticipating it becoming a Tudor classic. Reviewers highlight its substantial, rugged build quality and significant value, rivaling more expensive timepieces. One owner notes the clasp's sharp shield as a minor annoyance.

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