Yema Skin Diver CMM.20vsZodiac Super Sea Wolf GMT World Time
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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.

Skin Diver CMM.20

Super Sea Wolf GMT World Time
Diameter
39.5mm
40mm
Lug-to-Lug
47mm
n/a
Thickness
11.5mm
n/a
Water Resistance
200m
200m
MSRP
$2,372
n/a
Movement
Yema CMM.20
Soprod C125
Case
4 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Yema Skin Diver CMM.20 is lauded for its vintage aesthetic, 39.5mm case size, and well-proportioned handset with sharp indices. Owners praise its textured cream dial, French tool watch elegance, and the smooth winding feel of the in-house CMM.20 micro-rotor movement. The fully brushed bracelet with toolless micro-adjust clasp is considered Yema's best yet. Accuracy readings range from -3/+7 seconds per day to approximately 0 to -10 seconds per day. Some reviewers noted questionable finishing on a prototype's hour hand and a rattly, stamped clasp. The watch's pricing has been questioned by some due to brand QC reputation, and its extended lug-to-lug may challenge smaller wrists. On balance, owners and reviewers appreciate the Yema Skin Diver CMM.20 for its vintage styling and improved bracelet design at its price point.
The sapphire bezel insert and in-house CMM.20 movement are noted strengths. Reviewers questioned the value proposition compared to other Yema models.
Owners widely praise the Zodiac Super Sea Wolf GMT World Time for its independently set 24-hour hand, a feature not commonly found on other GMTs. Reviewers note its intuitive, vintage-feeling world time bezel system and a design that skillfully blends vintage and modern aesthetics, offering globetrotting functionality at an accessible price point. One owner found the watch accurate and an awesome summer watch, while another described the red world-timer bezel and cream dial as even better in person, possessing classic Zodiac charm with a fun pop of color. The 40mm case is a noted feature, and some owners found prices solid, especially during sales. On balance, owners and reviewers rate the Zodiac Super Sea Wolf GMT World Time highly for its functional world time bezel and accessible price point.
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