Side by side

Christopher Ward C63 True GMTvsHamilton Khaki Aviation Pilot Day-Date - Air Zermatt Auto

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

At a glance

13 of 29 specs differ
Diameter
C63 True GMT48mm
Khaki Aviation Pilot Day-Date - Air Zermatt Auto42mm
Power Reserve
C63 True GMT120h
Khaki Aviation Pilot Day-Date - Air Zermatt Auto80h
Water Resistance
C63 True GMT100m
Khaki Aviation Pilot Day-Date - Air Zermatt Auto100m
MSRP
C63 True GMT$4,135
Khaki Aviation Pilot Day-Date - Air Zermatt Auto$1,075

Full specifications

Case

6 specs
Category
GMT
Pilot
Diameter
48mm
42mm
Thickness
14.15mm
12.15mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
20mm
Finish
Brushed + Polished + Sandblasted
Brushed and polished

Crystal & Dial

1 specs
Lume
SLN X1 BL C1
None

Movement

5 specs
Caliber
CW-002
H-40
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
$1,075

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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.

Hamilton Khaki Aviation Pilot Day-Date - Air Zermatt Auto

The Hamilton Khaki Aviation Pilot Day-Date - Air Zermatt Auto is widely praised for its value, with reviewers noting the Swatch Group's economies of scale contribute to its affordability. Owners and reviewers highlight the large, easy-to-read dial, with one source specifically mentioning the "ice-cold" blue degradé sub-dials as an unusual chromatic anomaly for its price point, and another noting the painted, luminous indices as a significant advantage. The 42mm case is described as offering a nice mix of brushed and polished finishes, and the slightly domed sapphire crystal enhances readability. The H-21 caliber provides a 60-hour power reserve and an anti-magnetic silicon balance spring, while the ETA 2834-2 movement offers precise day/date changes, though one source notes its 40-hour power reserve requires weekly winding. Some criticism is directed at the use of three different fonts and inconsistent color matching for the day/date indicators.

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