AV86 1956 MarinevsYema Superman Slim CMM.20
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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.

1956 Marine

Superman Slim CMM.20
Diameter
41mm
39mm
Thickness
n/a
9.9mm
Water Resistance
200m
300m
highest
MSRP
n/a
$2,372
Movement
Seiko VH31
Yema CMM.20
Case
5 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners find the 41mm case comfortable and appreciate the AV86 1956 Marine's in-person appearance. One owner notes uneven lume application, with the dial glowing but the bezel not. The AV86 1956 Marine is considered a fashion watch, with some owners suggesting better quality alternatives exist for the price, though personal preference for the look is acknowledged. On balance, owners rate the AV86 1956 Marine positively for its comfortable wearability and aesthetic appeal, despite some reservations about its value proposition.
Owners widely praise the Yema Superman Slim CMM.20's appealing retro design, 39mm case, and the in-house CMM.20 micro-rotor movement, with some specifically noting the fish scale bracelet. Reviewers and owners alike mention the movement's design can lead to a "jittery" seconds hand, though Yema states this does not impact performance. Some owners question the $2500 MSRP, finding it overpriced, while others note initial stiffness in the bracelet that improves with wear. Finishing inconsistencies were noted on a prototype, and the stamped clasp on the bracelet is considered subpar by one reviewer. Overall, owners and reviewers find the Yema Superman Slim CMM.20 a compelling option for its vintage styling and unique micro-rotor movement, despite some concerns about its value proposition and minor execution details.
The upgraded CMM.20 micro-rotor movement is a significant enhancement. Reviewers noted the slim profile and redesigned case. One reviewer indicated a significant flaw was discussed, but the nature of this imperfection was not specified.
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