Side by side

Glycine Combat Sub SportvsSeiko 5 Sports SKX series

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Glycine Combat Sub Sport

Owners widely praise the Glycine Combat Sub Sport for its exceptional thinness, with multiple sources noting profiles between 10.4mm and 11mm, comfortable wearability on a variety of wrist sizes due to its proportions and contoured lugs, and its value, especially when found under $400. Some owners highlight its refined finishing and unique, non-homage design, while others appreciate its ruggedness and durability, with one noting PVD coating remained flawless after three years of heavy use. Accuracy figures range from excellent, with one owner reporting only 2 seconds lost per day, to inconsistent power reserve and occasional reported issues with the movement and stem. The lume is described as subpar by some, though one owner found it marginally better than a Seiko SKX007. Reservations are occasionally raised regarding warranty service and the use of folded end links on the bracelet.

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.

At a glance

16 of 29 specs differ
Diameter
Combat Sub Sport39mm
5 Sports SKX series38mm
Power Reserve
Combat Sub Sport38h
5 Sports SKX series41h
Water Resistance
Combat Sub Sport300m
5 Sports SKX series100m
MSRP
Combat Sub Sport$1,850
5 Sports SKX series$350

Full specifications

Case

6 specs
Diameter
39mm
38mm
Thickness
11.2mm
12.1mm
Lug-to-Lug
44.2mm
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

5 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
AR Coating
Inner
Indices
Applied
Lume
Luminous
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
Sellita SW200-1
Seiko 4R36
Power Reserve
38h
41h
Jewels
26
24
Complications
Date
None

Pricing

1 specs
MSRP
$1,850
$350
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