Side by side

Christopher Ward C63 Sealander Extreme GMTvsCWC British Military G10 Quartz Watch

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
British Military G10 Quartz Watch
CWCBritish Military G10 Quartz Watch
MSRP $249

At a glance

17 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
British Military G10 Quartz Watch36.5mm
Power Reserve
C63 Sealander Extreme GMT56h
British Military G10 Quartz Watch40h
Water Resistance
C63 Sealander Extreme GMT150m
British Military G10 Quartz Watch50m
MSRP
C63 Sealander Extreme GMT$1,850
British Military G10 Quartz Watch$249

Full specifications

Case

7 specs
Category
GMT
Pilot
Diameter
48mm
36.5mm
Thickness
12.05mm
12mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
50m

Crystal & Dial

4 specs
Crystal
Sapphire
Acrylic
AR Coating
Underside
Inner
Dial Color
Black
CWC British Military G10 Quartz Watch
Lume
SLN X1 BL / GL
Super-LumiNova

Movement

5 specs
Caliber
SW330
ETA F06.402
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$249

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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 British Military G10 Quartz Watch

Owners widely appreciate the CWC British Military G10 Quartz Watch for its 36mm size and utilitarian, robust build suitable for field use. The bead-blasted stainless steel case and domed acrylic crystal are noted features, though the crystal scratches easily and requires buffing. The unusual 18.5mm lug width with fixed springbars limits strap options to one-piece designs, and water resistance is rated at 50m. Some owners feel modern versions lack the "soul" of vintage issued models, while others highlight improved waterproofing and lume. Overall, owners value the CWC British Military G10 Quartz Watch for its practical, no-nonsense tool-watch design and durable construction.

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