Side by side

Christopher Ward C63 ValourvsYema Navygraf Pearl CMM.20

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

The bottom line

The 39mm Navygraf Pearl CMM.20 wears 1mm narrower than the 40mm C63 Valour.

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 Valour

The Christopher Ward C63 Valour is praised for its beautiful, deep dial with 3D applied markers and indices, its great look, and its symmetry, with some calling it one of the best-looking and most affordable chronographs available. Reviewers note its Light-catcher case with flowing curves and contrasting brushed and polished finishes, and a matte black dial with applied numerals and sub-dials featuring differently colored hands. The watch is powered by a thermocompensated, chronometer-certified quartz movement, specifically the ETA G10.212 AD, which Christopher Ward claims offers accuracy of +/- 10 seconds per year, though some users question this, citing ETA's stated accuracy of +/- 73 seconds per year. Owners are split on the use of a quartz movement in a watch at this price point, with some preferring mechanical movements, while others defend quartz for its reliability, thinner profile, accuracy, and lower service costs.

Yema Navygraf Pearl CMM.20

The Yema Navygraf Pearl CMM.20 is praised for its elegant and slim case design, measuring between 9.5mm and 9.75mm thick, and its unique mother-of-pearl dial and bezel. The watch features functional dive watch elements like 200-meter water resistance and is powered by the in-house CMM.20 micro-rotor movement, which offers a 70-hour power reserve and is adjusted to -3/+7 seconds a day. Overall, reviewers highlight the Yema Navygraf Pearl CMM.20's sophisticated aesthetic and slim profile as its primary strengths.

Where to get them

Check prices & track

Christopher Ward C63 Valour
Christopher Ward C63 Valour
MSRP $1,105
Yema Navygraf Pearl CMM.20
Yema Navygraf Pearl CMM.20
MSRP $1,862
C63 Valour
Christopher WardC63 Valour
MSRP $1,105
Navygraf Pearl CMM.20
YemaNavygraf Pearl CMM.20
MSRP $1,862

At a glance

17 of 29 specs differ
Diameter
C63 Valour40mm
Navygraf Pearl CMM.2039mm
Power Reserve
C63 Valour40h
Navygraf Pearl CMM.2040h
Water Resistance
C63 Valour150m
Navygraf Pearl CMM.20100m
MSRP
C63 Valour$1,105
Navygraf Pearl CMM.20$1,862

Full specifications

Case

8 specs
Category
Chronograph
Diver
Diameter
40mm
39mm
Thickness
11.55mm
9.75mm
Lug-to-Lug
45.8mm
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
150m
100m
Caseback
Engraved
Solid

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Pearl
Lume
SLN X1 BL C1
None

Movement

5 specs
Caliber
G10
Yema CMM.20
Type
Quartz
Automatic
Beat Rate
768 vph
28,800 vph
Jewels
4
25
Complications
Chronograph
None

Pricing

1 specs
MSRP
$1,105
$1,862

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