Side by side

Spinnaker Dumas AutomaticvsYema Superman Slim CMM.20

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

Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
Superman Slim CMM.20
YemaSuperman Slim CMM.20
MSRP $2,372

At a glance

8 of 29 specs differ
Diameter
Dumas Automatic44mm
Superman Slim CMM.2039mm
Power Reserve
Dumas Automatic40h
Superman Slim CMM.2040h
Water Resistance
Dumas Automatic300m
Superman Slim CMM.20300m
MSRP
Dumas Automatic$239
Superman Slim CMM.20$2,372

Full specifications

Case

4 specs
Diameter
44mm
39mm
Thickness
15mm
9.95mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Blue
Black

Movement

1 specs
Caliber
SII NH35A
Yema CMM.20

Pricing

1 specs
MSRP
$239
$2,372

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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.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

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.

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