Maen Manhattan 40vsYema Wristmaster Slim Small Seconds CMM.29
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Manhattan 40

Wristmaster Slim Small Seconds CMM.29
Diameter
40mm
39mm
Thickness
n/a
9mm
Water Resistance
100m
100m
MSRP
$799
lowest
$2,490
Movement
Automatic
Yema CMM.29
Case
4 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners praise the Maen Manhattan 40's thin case and unique dial, with one owner finding the ice blue dial similar to other watches. Some owners suggest the 40mm size may be too large for smaller wrists, with a preference for the 39mm version. One owner notes issues with the crown snagging and winding action. Overall, owners and reviewers find the Maen Manhattan 40 appealing for its design and value.
Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its unique case design, nature-inspired dial, and slim profile, noting its versatility as an everyday or business-casual watch. Reviewers highlight the hand-finished PVD coating that mimics forged carbon with a metallic sheen and the in-house CMM.29 micro-rotor movement as uncommon value for its price point. Some owners report concerns regarding the movement and warranty process, while one reviewer noted finishing inconsistencies on a prototype and a stamped clasp not meeting modern standards. On balance, owners and reviewers rate the Yema Wristmaster Slim Small Seconds CMM.29 highly for its distinctive design and the value offered by its in-house movement.
The 9mm thickness provides significant wrist comfort. The CMM.29 micro-rotor movement is a shared point of interest.
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