Side by side

Christopher Ward C63 Sealander Extreme GMTvsGrand Seiko SLGW003

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
SLGW003
Grand SeikoSLGW003
MSRP $11,600

At a glance

15 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
SLGW00338.6mm
Power Reserve
C63 Sealander Extreme GMT56h
SLGW00380h
Water Resistance
C63 Sealander Extreme GMT150m
SLGW00330m
MSRP
C63 Sealander Extreme GMT$2,075
SLGW003$11,600

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
40mm
38.6mm
Thickness
12.05mm
9.95mm
Lug-to-Lug
48mm
45mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
150m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
SLN X1 BL / GL
None

Movement

5 specs
Caliber
SW330-2
9SA4
Type
Automatic
Manual
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
80h
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$11,600

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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.

Grand Seiko SLGW003

The Grand Seiko SLGW003 is praised for its comfortable, lightweight Brilliant Hard Titanium case, meticulous finishing, and a clean, modern dial. Reviewers highlight the new 9SA4 manual-wind movement, noting its attractive finishing, 80-hour power reserve, and accuracy of -3/+5 seconds per day. It is considered a versatile dress watch blending vintage and future Grand Seiko spirit. The €11,700 price is noted as expensive, with some questioning its value. Overall, reviewers rate the Grand Seiko SLGW003 highly for its elegant design and impressive manual-wind movement at its flagship price point.

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