Side by side

Christopher Ward C63 Sealander Extreme GMTvsRZE Fortitude GMT

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
Fortitude GMT
RZEFortitude GMT
MSRP $719

At a glance

13 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Fortitude GMT41mm
Power Reserve
C63 Sealander Extreme GMT56h
Fortitude GMT40h
Water Resistance
C63 Sealander Extreme GMT150m
Fortitude GMT200m
MSRP
C63 Sealander Extreme GMT$2,075
Fortitude GMT$719

Full specifications

Case

6 specs
Diameter
40mm
41mm
Thickness
12.05mm
12mm
Lug-to-Lug
48mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
Grade 5 Titanium
Water Resistance
150m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
Black
Red
Lume
SLN X1 BL / GL
Super-LumiNova BGW9

Movement

3 specs
Caliber
SW330-2
Miyota 9075
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,075
$719

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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.

RZE Fortitude GMT

The RZE Fortitude GMT is widely praised for its lightweight titanium construction and durable UltraHex coating, offering exceptional value under $700. Owners and reviewers highlight its comfortable wearability, with a bracelet featuring a quick-adjust clasp and multiple micro-adjustment positions. The Miyota 9075 flyer GMT movement is noted for its accuracy, with one owner reporting -1 to +1 seconds per day, though another source states a range of -10/+30 seconds per day. The watch's design is appreciated for its soul and attention to detail, including a subtle red crown tube indicator and faceted lugs, and its Nimbus Grey dial features a coarse, sandpaper-like texture and fumé effect. A reviewer points out the rotor can be loud and a smaller screwdriver is needed for sizing, while an owner found the GMT hand lume confusing. Overall, owners and reviewers rate the RZE Fortitude GMT highly for its comfortable titanium build, durable coating, and excellent value.

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