Side by side

Christopher Ward C63 Sealander AutomaticvsYema Superman Slim CMM.20

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

C63 Sealander Automatic
Christopher WardC63 Sealander Automatic
MSRP $1,430
Superman Slim CMM.20
YemaSuperman Slim CMM.20
MSRP $2,372
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 Automatic

Owners widely praise the Christopher Ward C63 Sealander Automatic for its excellent finishing, on-the-fly micro-adjust bracelet, and GADA versatility, with some calling it their best offering and a bargain. However, the lume is consistently criticized as weak, particularly for its price point. Some owners find the dial's multiple color pops distracting, and one notes the brand's poor aftermarket value retention. On balance, owners rate the Christopher Ward C63 Sealander Automatic highly for its build quality and versatility at the price.

Yema Superman Slim CMM.20

Owners and reviewers praise the Yema Superman Slim CMM.20 for its appealing retro design, balanced 39mm case, and in-house CMM.20 micro-rotor movement, with some finding the fish scale bracelet attractive. Concerns exist regarding its $2500/€2,490 MSRP, with some owners questioning its value and noting the potential for QC issues or a "jittery" seconds hand attributed to the new movement. The bracelet's articulation and stamped clasp draw criticism, though some owners report it improves with wear. Overall, owners and reviewers appreciate the Yema Superman Slim CMM.20's vintage styling and unique micro-rotor movement, but its value proposition and some finishing details are points of contention.

At a glance

15 of 29 specs differ
Diameter
C63 Sealander Automatic36mm
Superman Slim CMM.2039mm
Power Reserve
C63 Sealander Automatic65h
Superman Slim CMM.2040h
Water Resistance
C63 Sealander Automatic150m
Superman Slim CMM.20300m
MSRP
C63 Sealander Automatic$1,430
Superman Slim CMM.20$2,372

Full specifications

Case

6 specs
Category
Sport
Diver
Diameter
36mm
39mm
Thickness
10.6mm
9.95mm
Lug-to-Lug
42mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
150m
300m

Crystal & Dial

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

Movement

5 specs
Caliber
SW 200-2
Yema CMM.20
Beat Rate
4 vph
28,800 vph
Power Reserve
65h
40h
Jewels
26
25
Complications
Day-date, Date
None

Pricing

1 specs
MSRP
$1,430
$2,372
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