Side by side

Seiko 5 Sports SKX seriesvsStudio Underd0g Project Passion Crew

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 $350
Project Passion Crew
Studio Underd0gProject Passion Crew
MSRP $840

At a glance

13 of 29 specs differ
Diameter
5 Sports SKX series38mm
Project Passion Crew39.5mm
Power Reserve
5 Sports SKX series41h
Project Passion Crew40h
Water Resistance
5 Sports SKX series100m
Project Passion Crew
MSRP
5 Sports SKX series$350
Project Passion Crew$840

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
38mm
39.5mm
Thickness
12.1mm
Lug-to-Lug
44.2mm
Lug Width
20mm
Water Resistance
100m

Crystal & Dial

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

Movement

3 specs
Caliber
4R36
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$350
$840

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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

The Seiko 5 Sports SKX series is widely praised for its value, robust build, and powerful lume, with owners appreciating its comfortable bracelets and improved movement featuring hacking and hand-winding. Some owners find the original SKX models heavy and bulky, while others praise their ruggedness and iconic dive watch design. Reviewers note the 38mm models offer great value at around €350 and are exemplary gateway watches, though their 100m water resistance without a screw-down crown makes them unsuitable for diving. The Seiko 5 Sports SKX series is seen as a decent watch, especially under £200, but lacks the tool watch capabilities of the original SKX, missing a screw-down crown, bezel pip, and ISO rating. On balance, owners and reviewers rate the Seiko 5 Sports SKX series well for its blend of value, improved movement, and tool-watch aesthetic, despite some missing dive certifications.

Studio Underd0g Project Passion Crew

The Studio Underd0g Project Passion Crew is noted for its unique "coarse dégradé amber and royal purple" multi-layer dial and manual-wind Sellita SW510 M chronograph movement with a 63-hour power reserve. However, its accessibility is severely limited as it is only sold as a $64,900 set with another watch. Overall, reviewers highlight the distinctive dial and chronograph movement as key features, though the high price and bundled sale significantly restrict its availability.

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