Side by side

Seiko 5 Sports SKX seriesvsSeiko Prospex Sea The Black 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.

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.

Seiko Prospex Sea The Black Series

The Seiko Prospex Sea The Black Series is widely praised for its impressive value and compelling design elements. Reviewers highlight the SLA073's cave-diving-inspired dial, high-quality bracelet, and the robust 8L35 movement, calling it a standout release. The SRPE33 and SRPE39 models are noted for their attractive price, manta ray decorated dials, and excellent LumiBrite lume, though bezel alignment can be inconsistent. The SNJ029 is celebrated for its dynamic, colorful aesthetic, solar charging, and comfortable strap, making it ideal for outdoor adventures. Overall, the consensus is that Seiko Prospex Sea The Black Series models offer excellent value, with specific models lauded for their unique dials, quality finishing, and practical features like solar charging.

At a glance

9 of 29 specs differ
Diameter
5 Sports SKX series38mm
Prospex Sea The Black Series45mm
Power Reserve
5 Sports SKX series41h
Prospex Sea The Black Series41h
Water Resistance
5 Sports SKX series100m
Prospex Sea The Black Series200m
MSRP
5 Sports SKX series$350
Prospex Sea The Black Series$765

Full specifications

Case

5 specs
Diameter
38mm
45mm
Thickness
12.1mm
13.2mm
Lug-to-Lug
44.2mm
47.7mm
Lug Width
20mm
22mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Hardlex
Sapphire
AR Coating
Anti-reflective coating on inner surface
Lume
LumiBrite on hands and index(es)
LumiBrite on hands, index(es) and bezel

Pricing

1 specs
MSRP
$350
$765
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