AV86 1988 MoonphasevsYema 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.

1988 Moonphase

Wristmaster Slim Small Seconds CMM.29
Diameter
38.8mm
39mm
Thickness
11.8mm
9mm
lowest
Water Resistance
30m
100m
highest
MSRP
n/a
$2,490
Movement
Frederique Constant FC-702
Yema CMM.29
Case
4 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The AV86 1988 Moonphase features a unique balance wheel detail representing the sun, though this is not visible when worn. Owners suggest that AVI-8 is a fashion watch brand, with some indicating that better quality alternatives exist at this price point, while acknowledging the appeal of the designs. Overall, owners find the AV86 1988 Moonphase appealing for its design, despite some suggesting better value elsewhere.
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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