Side by side

Christopher Ward C63 Sealander Extreme GMTvsCWC 6BB-WR

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
6BB-WR
CWC6BB-WR
MSRP $1,875

At a glance

15 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
6BB-WR42mm
Power Reserve
C63 Sealander Extreme GMT56h
6BB-WR40h
Water Resistance
C63 Sealander Extreme GMT150m
6BB-WR100m
MSRP
C63 Sealander Extreme GMT$1,850
6BB-WR$1,875

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
48mm
42mm
Thickness
12.05mm
14.9mm
Lug-to-Lug
48mm
49mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
100m

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Black
CWC 6BB-WR
Lume
SLN X1 BL / GL
None

Movement

4 specs
Caliber
SW330
Sellita SW510
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$1,875

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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.

CWC 6BB-WR

The CWC 6BB-WR is widely praised for its legible matte black dial, strong lume, and crisp chronograph operation. Owners and reviewers note its military heritage and rugged, confidence-inspiring build with a screw-down crown and pushers. The Sellita SW510 BH b automatic movement kept time within COSC range in testing. However, its 14.9mm thickness and 80g weight make it wear large, and the cam-lever movement lacks the satisfying click of a column wheel. Fixed bars limit strap options. On balance, owners and reviewers rate the CWC 6BB-WR highly for its legible dial and robust pilot chronograph design at its price point.

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