Side by side

Seiko 5 Sports SKX seriesvsYema Skin Diver Slim CMM.20

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

5 Sports SKX series
Seiko5 Sports SKX series
MSRP $315
Skin Diver Slim CMM.20
YemaSkin Diver Slim CMM.20
MSRP $2,117

At a glance

13 of 29 specs differ
Diameter
5 Sports SKX series28mm
Skin Diver Slim CMM.2047mm
Power Reserve
5 Sports SKX series40h
Skin Diver Slim CMM.2040h
Water Resistance
5 Sports SKX series100m
Skin Diver Slim CMM.20200m
MSRP
5 Sports SKX series$315
Skin Diver Slim CMM.20$2,117

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
28mm
47mm
Thickness
11.2mm
10mm
Lug-to-Lug
33.1mm
47mm
Lug Width
14mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Hardlex
Domed Sapphire
Dial Color
Black
Steel
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
2R06
Yema CMM.20
Jewels
21
25

Pricing

1 specs
MSRP
$315
$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.

Seiko 5 Sports SKX series

Owners widely praise the Seiko 5 Sports SKX series for its iconic dive watch design, robust build, and excellent value, with many appreciating its timeless styling and tool-like character. The movement, while basic, is noted as offering hacking and hand-winding capabilities, and accuracy varies, with many owners reporting +/-5 to 10 seconds per day despite the movement's potential for +/-40 seconds. Some owners find the original SKX models heavier and bulkier than newer iterations, while others critique the lack of a screw-down crown and ISO rating on the newer Seiko 5 Sports SKX series, deeming it less of a serious tool watch. Overall, owners rate the Seiko 5 Sports SKX series highly for its enduring design and value proposition as a robust, everyday watch.

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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