Side by side

Christopher Ward C63 Sealander Extreme GMTvsGrand Seiko SBGE277

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 $1,850
SBGE277
Grand SeikoSBGE277
MSRP $6,800

At a glance

14 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
SBGE27744mm
Power Reserve
C63 Sealander Extreme GMT56h
SBGE27772h
Water Resistance
C63 Sealander Extreme GMT150m
SBGE277200m
MSRP
C63 Sealander Extreme GMT$1,850
SBGE277$6,800

Full specifications

Case

6 specs
Diameter
48mm
44mm
Thickness
12.05mm
14.7mm
Lug-to-Lug
48mm
50.8mm
Lug Width
22mm
21mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
200m

Crystal & Dial

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

Movement

5 specs
Caliber
SW330
9R66
Type
Automatic
Spring Drive
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
72h
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$6,800

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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

Owners and reviewers widely praise the Christopher Ward C63 Sealander Extreme GMT for its excellent value, tactical and travel-ready design, and impressive lume, with the black dial being a collective favorite. Its 41mm brushed steel case is noted for comfort and wearability, complemented by a well-proportioned design and excellent legibility. The watch features a Sellita SW330-2 movement with a 56-hour power reserve and 150m water resistance, including a shock-absorbing mount. Some find its refinement slightly less than pricier alternatives, and its GMT movement is considered less practical than a flyer GMT. On balance, the Christopher Ward C63 Sealander Extreme GMT is highly regarded by owners and reviewers for its compelling blend of features, rugged design, and exceptional value.

Grand Seiko SBGE277

Owners find the Grand Seiko SBGE277 gorgeous, with one owner noting their wrist size can accommodate it. The watch was purchased in Japan for $4950 USD, benefiting from a 35-year low yen. One owner expresses significant concern over reported negative experiences with the brand's New Jersey service center, fearing long wait times and subpar treatment. On balance, owners find the Grand Seiko SBGE277 gorgeous, though service center experiences are a notable concern for some.

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