Side by side

Zelos Hammerhead (Tantalum LE)vsYema Skin Diver Slim CMM.20

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

Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499
Skin Diver Slim CMM.20
YemaSkin Diver Slim CMM.20
MSRP $2,117

At a glance

9 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
Skin Diver Slim CMM.2047mm
Power Reserve
Hammerhead (Tantalum LE)40h
Skin Diver Slim CMM.2040h
Water Resistance
Hammerhead (Tantalum LE)300m
Skin Diver Slim CMM.20200m
MSRP
Hammerhead (Tantalum LE)$1,499
Skin Diver Slim CMM.20$2,117

Full specifications

Case

6 specs
Diameter
44mm
47mm
Thickness
13mm
10mm
Lug-to-Lug
44mm
47mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Tantalum LE
Steel

Movement

1 specs
Caliber
Seiko NH35
Yema CMM.20

Pricing

1 specs
MSRP
$1,499
$2,117

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

Yema Skin Diver Slim CMM.20

Owners and reviewers widely praise the Yema Skin Diver Slim CMM.20 for its balanced 39mm case, vintage aesthetic, and unique champagne dial. The proprietary CMM.20 micro-rotor movement is a notable feature, though some owners report potential QC issues including erratic timegrapher readings and second-hand stutter. The lume is described as subdued, and while some find the "dragon scale" bracelet beautiful, others consider it generic. The price point is a hurdle for some, and the stamped clasp quality is considered subpar by one reviewer, with a gap noted by an owner. The lack of hacking seconds is flagged as a drawback at its price. Overall, owners and reviewers rate the Yema Skin Diver Slim CMM.20 highly for its vintage charm and balanced wearability.

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