Side by side

Christopher Ward C63 Sealander Extreme GMTvsSternglas Naos Pro Automatik

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
Naos Pro Automatik
SternglasNaos Pro Automatik
MSRP $755

At a glance

14 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Naos Pro Automatik38mm
Power Reserve
C63 Sealander Extreme GMT56h
Naos Pro Automatik42h
Water Resistance
C63 Sealander Extreme GMT150m
Naos Pro Automatik50m
MSRP
C63 Sealander Extreme GMT$2,075
Naos Pro Automatik$755

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
40mm
38mm
Thickness
12.05mm
9mm
Lug-to-Lug
48mm
42.4mm
Lug Width
22mm
20mm
Water Resistance
150m
50m

Crystal & Dial

2 specs
Dial Color
Black
Lume
SLN X1 BL / GL
Luminova Punkte

Movement

5 specs
Caliber
SW330-2
Miyota 9015
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
42h
Jewels
25
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$755

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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.

Sternglas Naos Pro Automatik

The Sternglas Naos Pro Automatik is praised for its slim 9mm case and Bauhaus dial design, featuring clear hour markers and a framed date window. Owners note the upgraded Miyota 9015 movement with a 4Hz beat rate. Accuracy is reported as -10/+30 seconds per day, which is not ideal for precision enthusiasts. The five-link bracelet's lack of fitted end-links and the optional bracelet's chunkiness are flagged as areas lacking refinement. Overall, reviewers highlight the Sternglas Naos Pro Automatik's improved wearability and premium feel at its price point.

From video reviewers

The Bauhaus design is a strength. The value proposition is a weakness.

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