Side by side

Christopher Ward C63 Sealander Extreme GMTvsDan Henry 1975

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
1975
Dan Henry1975
MSRP $310

At a glance

15 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
197539mm
Power Reserve
C63 Sealander Extreme GMT56h
197540h
Water Resistance
C63 Sealander Extreme GMT150m
1975150m
MSRP
C63 Sealander Extreme GMT$1,850
1975$310

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
48mm
39mm
Thickness
12.05mm
10.5mm
Lug-to-Lug
48mm
42mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished

Crystal & Dial

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

Movement

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

Pricing

1 specs
MSRP
$1,850
$310

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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.

Dan Henry 1975

Owners and reviewers praise the Dan Henry 1975 for its excellent value, retro styling, attractive dial with orange accents, and thin, wearable case. The bubble crystal is a highlight, though some find the lume weak. The Miyota 9015 movement offers hacking seconds and a 42-hour power reserve, with accuracy reported between -10/+30 seconds per day. The push-pull crown means it is not a true diver, and the black sapphire bezel can wash out in certain light. Overall, owners and reviewers rate the Dan Henry 1975 highly for its retro charm and superb value.

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