Side by side

Christopher Ward C63 Sealander Extreme GMTvsFormex Reef 42 mm

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 $2,075
Reef 42 mm
FormexReef 42 mm
MSRP $2,414

At a glance

10 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Reef 42 mm42mm
Power Reserve
C63 Sealander Extreme GMT56h
Reef 42 mm56h
Water Resistance
C63 Sealander Extreme GMT150m
Reef 42 mm300m
MSRP
C63 Sealander Extreme GMT$2,075
Reef 42 mm$2,414

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
40mm
42mm
Thickness
12.05mm
11.4mm
Lug-to-Lug
48mm
47mm
Water Resistance
150m
300m

Crystal & Dial

1 specs
Lume
SLN X1 BL / GL
Super-LumiNova

Movement

3 specs
Caliber
SW330-2
Sellita SW300-1
Beat Rate
4 vph
28,800 vph
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$2,414

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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

The Christopher Ward C63 Sealander Extreme GMT is widely praised as a competent and comfortable tool watch offering excellent value. Reviewers consistently highlight its impressive Globolight lume, providing excellent legibility, and its well-proportioned 41mm brushed steel case. The Sellita SW330-2 movement is noted as reliable, though its standard accuracy is stated as ±20 seconds per day, and its GMT functionality is considered less advanced than some alternatives. One owner notes the green dial can be an acquired taste, and hands and markers are considered less refined than those on significantly more expensive watches. The Christopher Ward C63 Sealander Extreme GMT is priced attractively at €1,895 on bracelet. Overall, owners and reviewers highly regard the Christopher Ward C63 Sealander Extreme GMT for its rugged, travel-ready design and impressive lume at its price point.

Formex Reef 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

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