Side by side

Christopher Ward C63 True GMTvsTissot Seastar 1000 Powermatic 80 GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

C63 True GMT
Christopher WardC63 True GMT
MSRP $4,135
Seastar 1000 Powermatic 80 GMT
TissotSeastar 1000 Powermatic 80 GMT
MSRP $1,375

At a glance

15 of 29 specs differ
Diameter
C63 True GMT48mm
Seastar 1000 Powermatic 80 GMT46mm
Power Reserve
C63 True GMT120h
Seastar 1000 Powermatic 80 GMT80h
Water Resistance
C63 True GMT100m
Seastar 1000 Powermatic 80 GMT300m
MSRP
C63 True GMT$4,135
Seastar 1000 Powermatic 80 GMT$1,375

Full specifications

Case

5 specs
Diameter
48mm
46mm
Thickness
14.15mm
15.4mm
Lug-to-Lug
48mm
46mm
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
100m
300m

Crystal & Dial

4 specs
Crystal Shape
Flat
Domed
AR Coating
Inner
Yes
Indices
Applied
Indexes
Lume
SLN X1 BL C1
Super-LumiNova ®

Movement

5 specs
Caliber
CW-002
Powermatic 80
Beat Rate
4 vph
28,800 vph
Power Reserve
120h
80h
Jewels
33
25
Complications
GMT, Moonphase, Day-date, Small seconds
None

Pricing

1 specs
MSRP
$4,135
$1,375

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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 True GMT

The Christopher Ward C63 True GMT is widely praised for its in-house CW-002 caliber, which offers a 120-hour power reserve and COSC certification. Owners find the 39mm case size comfortable, though some note it wears closer to 40-41mm. While the PVD hands provide good contrast and the lume is praised for readability, one owner felt the orange accent lacked pop and the gloss dial/text combo appeared cheap in certain lighting. One owner also noted a perceived slight difference in production quality compared to a sibling model's bracelet. Overall, owners and reviewers rate the Christopher Ward C63 True GMT highly for its impressive power reserve and COSC-certified movement at its price point.

From video reviewers

The case finishing is praised for its polished and curved surfaces. The watch uses a Sellita SW330-2 movement. Reviewers disagree on the case size, with one noting 40.5mm and another highlighting a 36mm option.

Tissot Seastar 1000 Powermatic 80 GMT

Owners widely praise the Tissot Seastar 1000 Powermatic 80 GMT for its excellent build quality, smooth winding feel, and the reliable Powermatic 80 movement providing an 80-hour power reserve. Reviewers highlight its remarkable value under $700, comfortable wearability, and appealing case/dial ratio. Some owners note the bezel's functionality for tracking a second time zone and the need to adjust the hour hand for date setting, a characteristic of its "True" GMT function. The rubber strap is considered comparable to those found on significantly more expensive watches. However, concerns exist regarding the movement's serviceability due to potential plastic components and reliance on Swatch Group service centers. Some find the bezel font and dial spacing unappealing, while others question the mineral glass bezel insert as a cost-cutting measure compared to ceramic. Accuracy is generally reported as good, though not COSC certified, and lume intensity is described as average by one owner.

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