Side by side

Christopher Ward C63 Sealander Extreme GMTvsSeiko Presage Sharp Edged Series

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
Presage Sharp Edged Series
SeikoPresage Sharp Edged Series
MSRP $1,400

At a glance

14 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
Presage Sharp Edged Series42.2mm
Power Reserve
C63 Sealander Extreme GMT56h
Presage Sharp Edged Series45h
Water Resistance
C63 Sealander Extreme GMT150m
Presage Sharp Edged Series100m
MSRP
C63 Sealander Extreme GMT$1,850
Presage Sharp Edged Series$1,400

Full specifications

Case

6 specs
Diameter
48mm
42.2mm
Thickness
12.05mm
13.7mm
Lug-to-Lug
48mm
49.2mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
100m

Crystal & Dial

2 specs
AR Coating
Underside
Anti-reflective coating on inner surface
Lume
SLN X1 BL / GL
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
SW330
6R64
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
45h
Jewels
25
29
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,850
$1,400

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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.

Seiko Presage Sharp Edged Series

The Seiko Presage Sharp Edged Series is widely praised for its modern, angular case design and intricate Asanoha dial patterns, with reviewers highlighting its refined finishing and strong cultural significance. Owners and reviewers consistently note the 70-hour power reserve from the 6R35 movement (or 6R38/6R5J in some variants), anti-reflective sapphire crystals, and 10 bar water resistance. The collection is considered competitively priced, offering significant value for its design and build quality. Some models feature a super-hard coating on the case and bracelet. One owner notes the black dial of the SARX083 offers a subtle pop in the light, and another reviewer points out that a 24-hour indicator on certain models is a niche feature. Case sizes vary, with some models at 39.3mm and others at 40.2mm, and thickness ranges from 11.1mm to 11.8mm. Power reserves differ, with some models featuring 45 hours from the 6R21 movement.

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