Side by side

Christopher Ward C63 Sealander Extreme GMTvsSpinnaker Challenger Automatic

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
Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289

At a glance

15 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
Challenger Automatic42mm
Power Reserve
C63 Sealander Extreme GMT56h
Challenger Automatic40h
Water Resistance
C63 Sealander Extreme GMT150m
Challenger Automatic200m
MSRP
C63 Sealander Extreme GMT$1,850
Challenger Automatic$289

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
48mm
42mm
Thickness
12.05mm
19mm
Lug-to-Lug
48mm
49.5mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
200m

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Black
Blue
Lume
SLN X1 BL / GL
None

Movement

4 specs
Caliber
SW330
SII NH35A
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$289

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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.

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals at its price point.

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