Side by side

Christopher Ward C63 True GMTvsFormex Reef 39.5 mm

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
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

14 of 29 specs differ
Diameter
C63 True GMT48mm
Reef 39.5 mm39.5mm
Power Reserve
C63 True GMT120h
Reef 39.5 mm56h
Water Resistance
C63 True GMT100m
Reef 39.5 mm300m
MSRP
C63 True GMT$4,135
Reef 39.5 mm$2,230

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
48mm
39.5mm
Thickness
14.15mm
11mm
Lug-to-Lug
48mm
45.5mm
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
100m
300m

Crystal & Dial

2 specs
Dial Color
Black
Bahama Blue
Lume
SLN X1 BL C1
Super-LumiNova

Movement

5 specs
Caliber
CW-002
Sellita SW300-1
Beat Rate
4 vph
28,800 vph
Power Reserve
120h
56h
Jewels
33
25
Complications
GMT, Moonphase, Day-date, Small seconds
None

Pricing

1 specs
MSRP
$4,135
$2,230

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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.

Formex Reef 39.5 mm

The Formex Reef 39.5 mm is widely praised for its refined finishing, comfortable and well-proportioned case design, and impressive specifications for its price point, including COSC-certified Sellita SW300-1 movement and 300m water resistance. Owners and reviewers highlight the tool-less micro-adjust clasp and quick-release spring bars as practical features. Some reviewers note that the 22mm lug width feels slightly disproportionate to the smaller case, and the bracelet could benefit from more taper, though this is a point of contention for some owners who value the overall package. A prototype crown protrusion issue is noted as being addressed for production. On balance, owners and reviewers rate the Formex Reef 39.5 mm highly for its excellent value and well-executed design.

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