Side by side

Christopher Ward C63 Sealander Extreme GMTvsSpinnaker Spence 300

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
Spence 300
SpinnakerSpence 300
MSRP $650

At a glance

12 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Spence 30040mm
Power Reserve
C63 Sealander Extreme GMT56h
Spence 30040h
Water Resistance
C63 Sealander Extreme GMT150m
Spence 300300m
MSRP
C63 Sealander Extreme GMT$2,075
Spence 300$650

Full specifications

Case

5 specs
Category
GMT
Diver
Thickness
12.05mm
11.5mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
150m
300m

Crystal & Dial

2 specs
Dial Color
Black
Aquamarine
Lume
SLN X1 BL / GL
None

Movement

4 specs
Caliber
SW330-2
SII NH35A
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$650

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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.

Spinnaker Spence 300

The Spinnaker Spence 300 is widely praised for its slim 10.9mm case and 40mm diameter, offering a comfortable and uncommon thin diver design at its price point. Reviewers and owners highlight its value, especially below $350, and its blend of retro design with modern specifications, including a 300m depth rating and a fully indexed bezel. Some owners, however, find the dial printing and bracelet finishing to be less refined, with one noting the bracelet's male end links as a drawback. The consensus is that the Spinnaker Spence 300 is highly regarded for its exceptional value and wearable dimensions, making it a strong contender for an everyday sports watch.

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