Side by side

Christopher Ward C63 Sealander Extreme GMTvsGrand Seiko SBGK007

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
SBGK007
Grand SeikoSBGK007
MSRP $7,300

At a glance

14 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
SBGK00739mm
Power Reserve
C63 Sealander Extreme GMT56h
SBGK00772h
Water Resistance
C63 Sealander Extreme GMT150m
SBGK00730m
MSRP
C63 Sealander Extreme GMT$2,075
SBGK007$7,300

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
40mm
39mm
Thickness
12.05mm
11.6mm
Lug-to-Lug
48mm
44mm
Lug Width
22mm
19mm
Water Resistance
150m
30m

Crystal & Dial

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

Movement

5 specs
Caliber
SW330-2
9S63
Type
Automatic
Manual
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
72h
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$7,300

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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 SBGK007

The Grand Seiko SBGK007 is praised for its glorious champagne-to-silver-white sunburst dial and domed sapphire crystal. Owners and reviewers highlight its wonderfully slim profile, attributed to the manual-wind movement, contributing to excellent wearability and a design that subtly evokes vintage pieces. The movement is described as attractive yet workmanlike, with accuracy rated between +5 to -3 seconds per day and a 72-hour power reserve. The watch measures 39mm and 11.6mm thick, and is offered on a high-quality leather strap. On balance, owners and reviewers highly regard the Grand Seiko SBGK007 for its elegant slim case and beautifully textured dial.

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